20779230780

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{181}}^1\times {\mathrm{251}}^1$

素因数の和:479

約数の個数: 576

約数和(自身を含む): 81982817280

約数和(自身を除く): 61203586500

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 11, 12, 14, 15, 18, 20, 21, 22, 27, 28, 30, 33, 35, 36, 42, 44, 45, 54, 55, 60, 63, 66, 70, 77, 84, 90, 99, 105, 108, 110, 121, 126, 132, 135, 140, 154, 165, 180, 181, 189, 198, 210, 220, 231, 242, 251, 252, 270, 297, 308, 315, 330, 362, 363, 378, 385, 396, 420, 462, 484, 495, 502, 540, 543, 594, 605, 630, 660, 693, 724, 726, 753, 756, 770, 847, 905, 924, 945, 990, 1004, 1086, 1089, 1155, 1188, 1210, 1255, 1260, 1267, 1386, 1452, 1485, 1506, 1540, 1629, 1694, 1757, 1810, 1815, 1890, 1980, 1991, 2079, 2172, 2178, 2259, 2310, 2420, 2510, 2534, 2541, 2715, 2761, 2772, 2970, 3012, 3258, 3267, 3388, 3465, 3514, 3620, 3630, 3765, 3780, 3801, 3982, 4158, 4235, 4356, 4518, 4620, 4887, 5020, 5068, 5082, 5271, 5430, 5445, 5522, 5940, 5973, 6335, 6516, 6534, 6777, 6930, 7028, 7260, 7530, 7602, 7623, 7964, 8145, 8283, 8316, 8470, 8785, 9036, 9774, 9955, 10164, 10395, 10542, 10860, 10890, 11044, 11295, 11403, 11946, 12670, 12705, 13068, 13554, 13805, 13860, 13937, 15060, 15204, 15246, 15813, 16290, 16335, 16566, 16940, 17570, 17919, 19005, 19327, 19548, 19910, 20790, 21084, 21780, 21901, 22590, 22806, 22869, 23892, 24435, 24849, 25340, 25410, 26355, 27108, 27610, 27874, 29865, 30371, 30492, 31626, 32580, 32670, 33132, 33885, 34209, 35140, 35838, 38010, 38115, 38654, 39820, 41415, 41580, 41811, 43802, 45180, 45431, 45612, 45738, 47439, 48870, 49698, 50820, 52710, 53757, 55220, 55748, 57015, 57981, 59730, 60742, 63252, 65340, 65703, 67770, 68418, 69685, 71676, 74547, 76020, 76230, 77308, 79065, 82830, 83622, 87604, 89595, 90862, 91113, 91476, 94878, 96635, 97740, 99396, 105420, 107514, 109505, 114030, 114345, 115962, 119460, 121484, 124245, 125433, 131406, 135540, 136293, 136836, 139370, 149094, 151855, 152460, 153307, 158130, 165660, 167244, 171045, 173943, 179190, 181724, 182226, 189756, 193270, 197109, 209055, 212597, 215028, 219010, 227155, 228060, 228690, 231924, 237195, 248490, 250866, 262812, 268785, 272586, 273339, 278740, 289905, 298188, 303710, 306614, 316260, 318017, 328515, 342090, 347886, 358380, 364452, 372735, 376299, 386540, 394218, 408879, 418110, 425194, 438020, 454310, 455565, 457380, 459921, 474390, 496980, 499741, 501732, 521829, 537570, 545172, 546678, 579810, 591327, 607420, 613228, 627165, 636034, 637791, 657030, 681465, 684180, 695772, 745470, 752598, 766535, 788436, 817758, 820017, 836220, 850388, 869715, 908620, 911130, 919842, 948780, 954051, 985545, 999482, 1043658, 1062985, 1075140, 1093356, 1159620, 1182654, 1226637, 1254330, 1272068, 1275582, 1314060, 1362930, 1366695, 1379763, 1490940, 1499223, 1505196, 1533070, 1590085, 1635516, 1640034, 1739430, 1822260, 1839684, 1881495, 1908102, 1913373, 1971090, 1998964, 2044395, 2087316, 2125970, 2299605, 2365308, 2453274, 2498705, 2508660, 2551164, 2609145, 2725860, 2733390, 2759526, 2862153, 2956635, 2998446, 3066140, 3180170, 3188955, 3280068, 3478860, 3498187, 3762990, 3816204, 3826746, 3942180, 4088790, 4100085, 4139289, 4251940, 4497669, 4599210, 4770255, 4906548, 4997410, 5218290, 5466780, 5497151, 5519052, 5724306, 5740119, 5913270, 5996892, 6133185, 6360340, 6377910, 6898815, 6996374, 7496115, 7525980, 7653492, 8177580, 8200170, 8278578, 8586459, 8995338, 9198420, 9540510, 9566865, 9994820, 10436580, 10494561, 10994302, 11448612, 11480238, 11826540, 12266370, 12755820, 13493007, 13797630, 13992748, 14310765, 14992230, 16400340, 16491453, 16557156, 17172918, 17490935, 17990676, 19081020, 19133730, 20696445, 20989122, 21988604, 22488345, 22960476, 24532740, 26986014, 27485755, 27595260, 28621530, 28700595, 29984460, 31483683, 32982906, 34345836, 34981870, 38267460, 38480057, 41392890, 41978244, 42932295, 44976690, 49474359, 52472805, 53972028, 54971510, 57243060, 57401190, 62967366, 65965812, 67465035, 69963740, 76960114, 82457265, 82785780, 85864590, 89953380, 94451049, 98948718, 104945610, 109943020, 114802380, 115440171, 125934732, 134930070, 148423077, 153920228, 157418415, 164914530, 171729180, 188902098, 192400285, 197897436, 209891220, 230880342, 247371795, 269860140, 296846154, 314836830, 329829060, 346320513, 377804196, 384800570, 461760684, 472255245, 494743590, 577200855, 593692308, 629673660, 692641026, 742115385, 769601140, 944510490, 989487180, 1038961539, 1154401710, 1385282052, 1484230770, 1731602565, 1889020980, 2077923078, 2308803420, 2968461540, 3463205130, 4155846156, 5194807695, 6926410260, 10389615390, 20779230780]

約数ペア:

[(1, 20779230780), (2, 10389615390), (3, 6926410260), (4, 5194807695), (5, 4155846156), (6, 3463205130), (7, 2968461540), (9, 2308803420), (10, 2077923078), (11, 1889020980), (12, 1731602565), (14, 1484230770), (15, 1385282052), (18, 1154401710), (20, 1038961539), (21, 989487180), (22, 944510490), (27, 769601140), (28, 742115385), (30, 692641026), (33, 629673660), (35, 593692308), (36, 577200855), (42, 494743590), (44, 472255245), (45, 461760684), (54, 384800570), (55, 377804196), (60, 346320513), (63, 329829060), (66, 314836830), (70, 296846154), (77, 269860140), (84, 247371795), (90, 230880342), (99, 209891220), (105, 197897436), (108, 192400285), (110, 188902098), (121, 171729180), (126, 164914530), (132, 157418415), (135, 153920228), (140, 148423077), (154, 134930070), (165, 125934732), (180, 115440171), (181, 114802380), (189, 109943020), (198, 104945610), (210, 98948718), (220, 94451049), (231, 89953380), (242, 85864590), (251, 82785780), (252, 82457265), (270, 76960114), (297, 69963740), (308, 67465035), (315, 65965812), (330, 62967366), (362, 57401190), (363, 57243060), (378, 54971510), (385, 53972028), (396, 52472805), (420, 49474359), (462, 44976690), (484, 42932295), (495, 41978244), (502, 41392890), (540, 38480057), (543, 38267460), (594, 34981870), (605, 34345836), (630, 32982906), (660, 31483683), (693, 29984460), (724, 28700595), (726, 28621530), (753, 27595260), (756, 27485755), (770, 26986014), (847, 24532740), (905, 22960476), (924, 22488345), (945, 21988604), (990, 20989122), (1004, 20696445), (1086, 19133730), (1089, 19081020), (1155, 17990676), (1188, 17490935), (1210, 17172918), (1255, 16557156), (1260, 16491453), (1267, 16400340), (1386, 14992230), (1452, 14310765), (1485, 13992748), (1506, 13797630), (1540, 13493007), (1629, 12755820), (1694, 12266370), (1757, 11826540), (1810, 11480238), (1815, 11448612), (1890, 10994302), (1980, 10494561), (1991, 10436580), (2079, 9994820), (2172, 9566865), (2178, 9540510), (2259, 9198420), (2310, 8995338), (2420, 8586459), (2510, 8278578), (2534, 8200170), (2541, 8177580), (2715, 7653492), (2761, 7525980), (2772, 7496115), (2970, 6996374), (3012, 6898815), (3258, 6377910), (3267, 6360340), (3388, 6133185), (3465, 5996892), (3514, 5913270), (3620, 5740119), (3630, 5724306), (3765, 5519052), (3780, 5497151), (3801, 5466780), (3982, 5218290), (4158, 4997410), (4235, 4906548), (4356, 4770255), (4518, 4599210), (4620, 4497669), (4887, 4251940), (5020, 4139289), (5068, 4100085), (5082, 4088790), (5271, 3942180), (5430, 3826746), (5445, 3816204), (5522, 3762990), (5940, 3498187), (5973, 3478860), (6335, 3280068), (6516, 3188955), (6534, 3180170), (6777, 3066140), (6930, 2998446), (7028, 2956635), (7260, 2862153), (7530, 2759526), (7602, 2733390), (7623, 2725860), (7964, 2609145), (8145, 2551164), (8283, 2508660), (8316, 2498705), (8470, 2453274), (8785, 2365308), (9036, 2299605), (9774, 2125970), (9955, 2087316), (10164, 2044395), (10395, 1998964), (10542, 1971090), (10860, 1913373), (10890, 1908102), (11044, 1881495), (11295, 1839684), (11403, 1822260), (11946, 1739430), (12670, 1640034), (12705, 1635516), (13068, 1590085), (13554, 1533070), (13805, 1505196), (13860, 1499223), (13937, 1490940), (15060, 1379763), (15204, 1366695), (15246, 1362930), (15813, 1314060), (16290, 1275582), (16335, 1272068), (16566, 1254330), (16940, 1226637), (17570, 1182654), (17919, 1159620), (19005, 1093356), (19327, 1075140), (19548, 1062985), (19910, 1043658), (20790, 999482), (21084, 985545), (21780, 954051), (21901, 948780), (22590, 919842), (22806, 911130), (22869, 908620), (23892, 869715), (24435, 850388), (24849, 836220), (25340, 820017), (25410, 817758), (26355, 788436), (27108, 766535), (27610, 752598), (27874, 745470), (29865, 695772), (30371, 684180), (30492, 681465), (31626, 657030), (32580, 637791), (32670, 636034), (33132, 627165), (33885, 613228), (34209, 607420), (35140, 591327), (35838, 579810), (38010, 546678), (38115, 545172), (38654, 537570), (39820, 521829), (41415, 501732), (41580, 499741), (41811, 496980), (43802, 474390), (45180, 459921), (45431, 457380), (45612, 455565), (45738, 454310), (47439, 438020), (48870, 425194), (49698, 418110), (50820, 408879), (52710, 394218), (53757, 386540), (55220, 376299), (55748, 372735), (57015, 364452), (57981, 358380), (59730, 347886), (60742, 342090), (63252, 328515), (65340, 318017), (65703, 316260), (67770, 306614), (68418, 303710), (69685, 298188), (71676, 289905), (74547, 278740), (76020, 273339), (76230, 272586), (77308, 268785), (79065, 262812), (82830, 250866), (83622, 248490), (87604, 237195), (89595, 231924), (90862, 228690), (91113, 228060), (91476, 227155), (94878, 219010), (96635, 215028), (97740, 212597), (99396, 209055), (105420, 197109), (107514, 193270), (109505, 189756), (114030, 182226), (114345, 181724), (115962, 179190), (119460, 173943), (121484, 171045), (124245, 167244), (125433, 165660), (131406, 158130), (135540, 153307), (136293, 152460), (136836, 151855), (139370, 149094)]