2989418640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{307}}^1\times {\mathrm{3121}}^1$

素因数の和:3457

約数の個数: 160

約数和(自身を含む): 10015775616

約数和(自身を除く): 7026356976

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 195, 208, 240, 260, 307, 312, 390, 520, 614, 624, 780, 921, 1040, 1228, 1535, 1560, 1842, 2456, 3070, 3120, 3121, 3684, 3991, 4605, 4912, 6140, 6242, 7368, 7982, 9210, 9363, 11973, 12280, 12484, 14736, 15605, 15964, 18420, 18726, 19955, 23946, 24560, 24968, 31210, 31928, 36840, 37452, 39910, 40573, 46815, 47892, 49936, 59865, 62420, 63856, 73680, 74904, 79820, 81146, 93630, 95784, 119730, 121719, 124840, 149808, 159640, 162292, 187260, 191568, 202865, 239460, 243438, 249680, 319280, 324584, 374520, 405730, 478920, 486876, 608595, 649168, 749040, 811460, 957840, 958147, 973752, 1217190, 1622920, 1916294, 1947504, 2434380, 2874441, 3245840, 3832588, 4790735, 4868760, 5748882, 7665176, 9581470, 9737520, 11497764, 12455911, 14372205, 15330352, 19162940, 22995528, 24911822, 28744410, 37367733, 38325880, 45991056, 49823644, 57488820, 62279555, 74735466, 76651760, 99647288, 114977640, 124559110, 149470932, 186838665, 199294576, 229955280, 249118220, 298941864, 373677330, 498236440, 597883728, 747354660, 996472880, 1494709320, 2989418640]

約数ペア:

[(1, 2989418640), (2, 1494709320), (3, 996472880), (4, 747354660), (5, 597883728), (6, 498236440), (8, 373677330), (10, 298941864), (12, 249118220), (13, 229955280), (15, 199294576), (16, 186838665), (20, 149470932), (24, 124559110), (26, 114977640), (30, 99647288), (39, 76651760), (40, 74735466), (48, 62279555), (52, 57488820), (60, 49823644), (65, 45991056), (78, 38325880), (80, 37367733), (104, 28744410), (120, 24911822), (130, 22995528), (156, 19162940), (195, 15330352), (208, 14372205), (240, 12455911), (260, 11497764), (307, 9737520), (312, 9581470), (390, 7665176), (520, 5748882), (614, 4868760), (624, 4790735), (780, 3832588), (921, 3245840), (1040, 2874441), (1228, 2434380), (1535, 1947504), (1560, 1916294), (1842, 1622920), (2456, 1217190), (3070, 973752), (3120, 958147), (3121, 957840), (3684, 811460), (3991, 749040), (4605, 649168), (4912, 608595), (6140, 486876), (6242, 478920), (7368, 405730), (7982, 374520), (9210, 324584), (9363, 319280), (11973, 249680), (12280, 243438), (12484, 239460), (14736, 202865), (15605, 191568), (15964, 187260), (18420, 162292), (18726, 159640), (19955, 149808), (23946, 124840), (24560, 121719), (24968, 119730), (31210, 95784), (31928, 93630), (36840, 81146), (37452, 79820), (39910, 74904), (40573, 73680), (46815, 63856), (47892, 62420), (49936, 59865)]