20778442440

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{83}}^1\times {\mathrm{373}}^1$

素因数の和:541

約数の個数: 512

約数和(自身を含む): 78173061120

約数和(自身を除く): 57394618680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 17, 20, 21, 24, 28, 30, 34, 35, 40, 42, 47, 51, 56, 60, 68, 70, 83, 84, 85, 94, 102, 105, 119, 120, 136, 140, 141, 166, 168, 170, 188, 204, 210, 235, 238, 249, 255, 280, 282, 329, 332, 340, 357, 373, 376, 408, 415, 420, 470, 476, 498, 510, 564, 581, 595, 658, 664, 680, 705, 714, 746, 799, 830, 840, 940, 952, 987, 996, 1020, 1119, 1128, 1162, 1190, 1245, 1316, 1410, 1411, 1428, 1492, 1598, 1645, 1660, 1743, 1785, 1865, 1880, 1974, 1992, 2040, 2238, 2324, 2380, 2397, 2490, 2611, 2632, 2820, 2822, 2856, 2905, 2984, 3196, 3290, 3320, 3486, 3570, 3730, 3901, 3948, 3995, 4233, 4476, 4648, 4760, 4794, 4935, 4980, 5222, 5593, 5595, 5640, 5644, 5810, 6341, 6392, 6580, 6972, 7055, 7140, 7460, 7802, 7833, 7896, 7990, 8466, 8715, 8952, 9588, 9870, 9877, 9960, 10444, 11186, 11190, 11288, 11620, 11703, 11985, 12682, 13055, 13160, 13944, 14110, 14280, 14920, 15604, 15666, 15980, 16779, 16932, 17430, 17531, 19023, 19176, 19505, 19740, 19754, 20888, 21165, 22372, 22380, 23240, 23406, 23970, 25364, 26110, 27307, 27965, 28220, 29631, 30959, 31208, 31332, 31705, 31960, 33558, 33864, 34860, 35062, 38046, 39010, 39165, 39480, 39508, 42330, 44387, 44744, 44760, 46812, 47940, 49385, 50728, 52220, 52593, 54614, 55930, 56440, 58515, 59262, 61918, 62664, 63410, 66317, 67116, 69720, 70124, 76092, 78020, 78330, 79016, 81921, 83895, 84660, 87655, 88774, 92877, 93624, 95115, 95880, 98770, 104440, 105186, 109228, 111860, 117030, 118524, 122717, 123836, 126820, 132634, 133161, 134232, 136535, 140248, 148155, 152184, 154795, 156040, 156660, 163842, 167790, 169320, 175310, 177548, 185754, 190230, 197540, 198951, 210372, 216713, 218456, 221935, 223720, 234060, 237048, 245434, 247672, 253640, 262965, 265268, 266322, 273070, 296310, 298027, 309590, 313320, 327684, 331585, 335580, 350620, 355096, 368151, 371508, 380460, 395080, 397902, 409605, 420744, 433426, 443870, 464219, 464385, 468120, 490868, 525930, 526303, 530536, 532644, 546140, 592620, 596054, 613585, 619180, 650139, 655368, 663170, 665805, 671160, 701240, 736302, 743016, 760920, 795804, 819210, 866852, 887740, 894081, 928438, 928770, 981736, 994755, 1051860, 1052606, 1065288, 1083565, 1092280, 1185240, 1192108, 1227170, 1238360, 1300278, 1326340, 1331610, 1392657, 1455073, 1472604, 1490135, 1578909, 1591608, 1638420, 1733704, 1775480, 1788162, 1840755, 1856876, 1857540, 1989510, 2086189, 2103720, 2105212, 2167130, 2321095, 2384216, 2454340, 2600556, 2631515, 2652680, 2663220, 2785314, 2910146, 2945208, 2980270, 3157818, 3250695, 3276840, 3576324, 3681510, 3684121, 3713752, 3715080, 3979020, 4172378, 4210424, 4334260, 4365219, 4470405, 4642190, 4908680, 5201112, 5263030, 5326440, 5570628, 5820292, 5960540, 6258567, 6315636, 6501390, 6963285, 7152648, 7275365, 7363020, 7368242, 7894545, 7958040, 8344756, 8668520, 8730438, 8940810, 9284380, 10185511, 10430945, 10526060, 11052363, 11141256, 11640584, 11921080, 12517134, 12631272, 13002780, 13926570, 14550730, 14726040, 14736484, 15789090, 16689512, 17460876, 17881620, 18420605, 18568760, 20371022, 20861890, 21052120, 21826095, 22104726, 24736241, 25034268, 26005560, 27853140, 29101460, 29472968, 30556533, 31292835, 31578180, 34921752, 35763240, 36841210, 40742044, 41723780, 43652190, 44209452, 49472482, 50068536, 50927555, 55261815, 55706280, 58202920, 61113066, 62585670, 63156360, 73682420, 74208723, 81484088, 83447560, 87304380, 88418904, 98944964, 101855110, 110523630, 122226132, 123681205, 125171340, 147364840, 148417446, 152782665, 173153687, 174608760, 197889928, 203710220, 221047260, 244452264, 247362410, 250342680, 296834892, 305565330, 346307374, 371043615, 407420440, 442094520, 494724820, 519461061, 593669784, 611130660, 692614748, 742087230, 865768435, 989449640, 1038922122, 1222261320, 1385229496, 1484174460, 1731536870, 2077844244, 2597305305, 2968348920, 3463073740, 4155688488, 5194610610, 6926147480, 10389221220, 20778442440]

約数ペア:

[(1, 20778442440), (2, 10389221220), (3, 6926147480), (4, 5194610610), (5, 4155688488), (6, 3463073740), (7, 2968348920), (8, 2597305305), (10, 2077844244), (12, 1731536870), (14, 1484174460), (15, 1385229496), (17, 1222261320), (20, 1038922122), (21, 989449640), (24, 865768435), (28, 742087230), (30, 692614748), (34, 611130660), (35, 593669784), (40, 519461061), (42, 494724820), (47, 442094520), (51, 407420440), (56, 371043615), (60, 346307374), (68, 305565330), (70, 296834892), (83, 250342680), (84, 247362410), (85, 244452264), (94, 221047260), (102, 203710220), (105, 197889928), (119, 174608760), (120, 173153687), (136, 152782665), (140, 148417446), (141, 147364840), (166, 125171340), (168, 123681205), (170, 122226132), (188, 110523630), (204, 101855110), (210, 98944964), (235, 88418904), (238, 87304380), (249, 83447560), (255, 81484088), (280, 74208723), (282, 73682420), (329, 63156360), (332, 62585670), (340, 61113066), (357, 58202920), (373, 55706280), (376, 55261815), (408, 50927555), (415, 50068536), (420, 49472482), (470, 44209452), (476, 43652190), (498, 41723780), (510, 40742044), (564, 36841210), (581, 35763240), (595, 34921752), (658, 31578180), (664, 31292835), (680, 30556533), (705, 29472968), (714, 29101460), (746, 27853140), (799, 26005560), (830, 25034268), (840, 24736241), (940, 22104726), (952, 21826095), (987, 21052120), (996, 20861890), (1020, 20371022), (1119, 18568760), (1128, 18420605), (1162, 17881620), (1190, 17460876), (1245, 16689512), (1316, 15789090), (1410, 14736484), (1411, 14726040), (1428, 14550730), (1492, 13926570), (1598, 13002780), (1645, 12631272), (1660, 12517134), (1743, 11921080), (1785, 11640584), (1865, 11141256), (1880, 11052363), (1974, 10526060), (1992, 10430945), (2040, 10185511), (2238, 9284380), (2324, 8940810), (2380, 8730438), (2397, 8668520), (2490, 8344756), (2611, 7958040), (2632, 7894545), (2820, 7368242), (2822, 7363020), (2856, 7275365), (2905, 7152648), (2984, 6963285), (3196, 6501390), (3290, 6315636), (3320, 6258567), (3486, 5960540), (3570, 5820292), (3730, 5570628), (3901, 5326440), (3948, 5263030), (3995, 5201112), (4233, 4908680), (4476, 4642190), (4648, 4470405), (4760, 4365219), (4794, 4334260), (4935, 4210424), (4980, 4172378), (5222, 3979020), (5593, 3715080), (5595, 3713752), (5640, 3684121), (5644, 3681510), (5810, 3576324), (6341, 3276840), (6392, 3250695), (6580, 3157818), (6972, 2980270), (7055, 2945208), (7140, 2910146), (7460, 2785314), (7802, 2663220), (7833, 2652680), (7896, 2631515), (7990, 2600556), (8466, 2454340), (8715, 2384216), (8952, 2321095), (9588, 2167130), (9870, 2105212), (9877, 2103720), (9960, 2086189), (10444, 1989510), (11186, 1857540), (11190, 1856876), (11288, 1840755), (11620, 1788162), (11703, 1775480), (11985, 1733704), (12682, 1638420), (13055, 1591608), (13160, 1578909), (13944, 1490135), (14110, 1472604), (14280, 1455073), (14920, 1392657), (15604, 1331610), (15666, 1326340), (15980, 1300278), (16779, 1238360), (16932, 1227170), (17430, 1192108), (17531, 1185240), (19023, 1092280), (19176, 1083565), (19505, 1065288), (19740, 1052606), (19754, 1051860), (20888, 994755), (21165, 981736), (22372, 928770), (22380, 928438), (23240, 894081), (23406, 887740), (23970, 866852), (25364, 819210), (26110, 795804), (27307, 760920), (27965, 743016), (28220, 736302), (29631, 701240), (30959, 671160), (31208, 665805), (31332, 663170), (31705, 655368), (31960, 650139), (33558, 619180), (33864, 613585), (34860, 596054), (35062, 592620), (38046, 546140), (39010, 532644), (39165, 530536), (39480, 526303), (39508, 525930), (42330, 490868), (44387, 468120), (44744, 464385), (44760, 464219), (46812, 443870), (47940, 433426), (49385, 420744), (50728, 409605), (52220, 397902), (52593, 395080), (54614, 380460), (55930, 371508), (56440, 368151), (58515, 355096), (59262, 350620), (61918, 335580), (62664, 331585), (63410, 327684), (66317, 313320), (67116, 309590), (69720, 298027), (70124, 296310), (76092, 273070), (78020, 266322), (78330, 265268), (79016, 262965), (81921, 253640), (83895, 247672), (84660, 245434), (87655, 237048), (88774, 234060), (92877, 223720), (93624, 221935), (95115, 218456), (95880, 216713), (98770, 210372), (104440, 198951), (105186, 197540), (109228, 190230), (111860, 185754), (117030, 177548), (118524, 175310), (122717, 169320), (123836, 167790), (126820, 163842), (132634, 156660), (133161, 156040), (134232, 154795), (136535, 152184), (140248, 148155)]