21488593640

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^2\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1$

素因数の和:193

約数の個数: 384

約数和(自身を含む): 57793720320

約数和(自身を除く): 36305126680

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 23, 31, 34, 40, 41, 46, 47, 62, 68, 82, 85, 92, 94, 115, 124, 136, 155, 164, 170, 184, 188, 205, 230, 235, 248, 310, 328, 340, 376, 391, 410, 460, 470, 527, 529, 620, 680, 697, 713, 782, 799, 820, 920, 940, 943, 1054, 1058, 1081, 1240, 1271, 1394, 1426, 1457, 1564, 1598, 1640, 1880, 1886, 1927, 1955, 2108, 2116, 2162, 2542, 2635, 2645, 2788, 2852, 2914, 3128, 3196, 3485, 3565, 3772, 3854, 3910, 3995, 4216, 4232, 4324, 4715, 5084, 5270, 5290, 5405, 5576, 5704, 5828, 6355, 6392, 6970, 7130, 7285, 7544, 7708, 7820, 7990, 8648, 8993, 9430, 9635, 10168, 10540, 10580, 10810, 11656, 12121, 12710, 13940, 14260, 14570, 15416, 15640, 15980, 16031, 16399, 17986, 18377, 18860, 19270, 21080, 21160, 21607, 21620, 21689, 24242, 24769, 24863, 25420, 27880, 28520, 29140, 29233, 31960, 32062, 32759, 32798, 33511, 35972, 36754, 37720, 38540, 43214, 43240, 43378, 44321, 44965, 48484, 49538, 49726, 50840, 58280, 58466, 59737, 60605, 64124, 65518, 65596, 67022, 71944, 73508, 77080, 80155, 81995, 86428, 86756, 88642, 89930, 91885, 96968, 99076, 99452, 108035, 108445, 116932, 119474, 121210, 123845, 124315, 128248, 131036, 131192, 134044, 146165, 147016, 160310, 163795, 163990, 167555, 172856, 173512, 177284, 179860, 183770, 198152, 198904, 216070, 216890, 221605, 233864, 238948, 242420, 247690, 248630, 262072, 268088, 278783, 292330, 298685, 320620, 327590, 327980, 335110, 354568, 359720, 367540, 368713, 422671, 432140, 433780, 443210, 477896, 484840, 495380, 496961, 497260, 557566, 569687, 584660, 597370, 641240, 655180, 655960, 670220, 672359, 735080, 737426, 753457, 770753, 845342, 864280, 867560, 886420, 990760, 993922, 994520, 1015529, 1019383, 1115132, 1139374, 1169320, 1194740, 1310360, 1340440, 1344718, 1373951, 1393915, 1474852, 1506914, 1541506, 1690684, 1772840, 1843565, 1987844, 2031058, 2038766, 2113355, 2230264, 2278748, 2389480, 2484805, 2689436, 2747902, 2787830, 2848435, 2949704, 3013828, 3083012, 3361795, 3381368, 3687130, 3767285, 3853765, 3975688, 4062116, 4077532, 4226710, 4557496, 4969610, 5077645, 5096915, 5378872, 5495804, 5575660, 5696870, 6027656, 6166024, 6723590, 6869755, 7374260, 7534570, 7707530, 8124232, 8155064, 8453420, 9939220, 10155290, 10193830, 10991608, 11151320, 11393740, 11430103, 13102801, 13447180, 13739510, 14748520, 15069140, 15415060, 16906840, 17329511, 19878440, 20310580, 20387660, 22787480, 22860206, 23357167, 26205602, 26894360, 27479020, 30138280, 30830120, 31600873, 34659022, 40621160, 40775320, 45720412, 46714334, 52411204, 54958040, 57150515, 63201746, 65514005, 69318044, 86647555, 91440824, 93428668, 104822408, 114301030, 116785835, 126403492, 131028010, 138636088, 158004365, 173295110, 186857336, 228602060, 233571670, 252806984, 262056020, 316008730, 346590220, 457204120, 467143340, 524112040, 537214841, 632017460, 693180440, 934286680, 1074429682, 1264034920, 2148859364, 2686074205, 4297718728, 5372148410, 10744296820, 21488593640]

約数ペア:

[(1, 21488593640), (2, 10744296820), (4, 5372148410), (5, 4297718728), (8, 2686074205), (10, 2148859364), (17, 1264034920), (20, 1074429682), (23, 934286680), (31, 693180440), (34, 632017460), (40, 537214841), (41, 524112040), (46, 467143340), (47, 457204120), (62, 346590220), (68, 316008730), (82, 262056020), (85, 252806984), (92, 233571670), (94, 228602060), (115, 186857336), (124, 173295110), (136, 158004365), (155, 138636088), (164, 131028010), (170, 126403492), (184, 116785835), (188, 114301030), (205, 104822408), (230, 93428668), (235, 91440824), (248, 86647555), (310, 69318044), (328, 65514005), (340, 63201746), (376, 57150515), (391, 54958040), (410, 52411204), (460, 46714334), (470, 45720412), (527, 40775320), (529, 40621160), (620, 34659022), (680, 31600873), (697, 30830120), (713, 30138280), (782, 27479020), (799, 26894360), (820, 26205602), (920, 23357167), (940, 22860206), (943, 22787480), (1054, 20387660), (1058, 20310580), (1081, 19878440), (1240, 17329511), (1271, 16906840), (1394, 15415060), (1426, 15069140), (1457, 14748520), (1564, 13739510), (1598, 13447180), (1640, 13102801), (1880, 11430103), (1886, 11393740), (1927, 11151320), (1955, 10991608), (2108, 10193830), (2116, 10155290), (2162, 9939220), (2542, 8453420), (2635, 8155064), (2645, 8124232), (2788, 7707530), (2852, 7534570), (2914, 7374260), (3128, 6869755), (3196, 6723590), (3485, 6166024), (3565, 6027656), (3772, 5696870), (3854, 5575660), (3910, 5495804), (3995, 5378872), (4216, 5096915), (4232, 5077645), (4324, 4969610), (4715, 4557496), (5084, 4226710), (5270, 4077532), (5290, 4062116), (5405, 3975688), (5576, 3853765), (5704, 3767285), (5828, 3687130), (6355, 3381368), (6392, 3361795), (6970, 3083012), (7130, 3013828), (7285, 2949704), (7544, 2848435), (7708, 2787830), (7820, 2747902), (7990, 2689436), (8648, 2484805), (8993, 2389480), (9430, 2278748), (9635, 2230264), (10168, 2113355), (10540, 2038766), (10580, 2031058), (10810, 1987844), (11656, 1843565), (12121, 1772840), (12710, 1690684), (13940, 1541506), (14260, 1506914), (14570, 1474852), (15416, 1393915), (15640, 1373951), (15980, 1344718), (16031, 1340440), (16399, 1310360), (17986, 1194740), (18377, 1169320), (18860, 1139374), (19270, 1115132), (21080, 1019383), (21160, 1015529), (21607, 994520), (21620, 993922), (21689, 990760), (24242, 886420), (24769, 867560), (24863, 864280), (25420, 845342), (27880, 770753), (28520, 753457), (29140, 737426), (29233, 735080), (31960, 672359), (32062, 670220), (32759, 655960), (32798, 655180), (33511, 641240), (35972, 597370), (36754, 584660), (37720, 569687), (38540, 557566), (43214, 497260), (43240, 496961), (43378, 495380), (44321, 484840), (44965, 477896), (48484, 443210), (49538, 433780), (49726, 432140), (50840, 422671), (58280, 368713), (58466, 367540), (59737, 359720), (60605, 354568), (64124, 335110), (65518, 327980), (65596, 327590), (67022, 320620), (71944, 298685), (73508, 292330), (77080, 278783), (80155, 268088), (81995, 262072), (86428, 248630), (86756, 247690), (88642, 242420), (89930, 238948), (91885, 233864), (96968, 221605), (99076, 216890), (99452, 216070), (108035, 198904), (108445, 198152), (116932, 183770), (119474, 179860), (121210, 177284), (123845, 173512), (124315, 172856), (128248, 167555), (131036, 163990), (131192, 163795), (134044, 160310), (146165, 147016)]