2491705320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1009}}^1\times {\mathrm{1583}}^1$

素因数の和:2619

約数の個数: 128

約数和(自身を含む): 8063193600

約数和(自身を除く): 5571488280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1009, 1560, 1583, 2018, 3027, 3166, 4036, 4749, 5045, 6054, 6332, 7915, 8072, 9498, 10090, 12108, 12664, 13117, 15135, 15830, 18996, 20180, 20579, 23745, 24216, 26234, 30270, 31660, 37992, 39351, 40360, 41158, 47490, 52468, 60540, 61737, 63320, 65585, 78702, 82316, 94980, 102895, 104936, 121080, 123474, 131170, 157404, 164632, 189960, 196755, 205790, 246948, 262340, 308685, 314808, 393510, 411580, 493896, 524680, 617370, 787020, 823160, 1234740, 1574040, 1597247, 2469480, 3194494, 4791741, 6388988, 7986235, 9583482, 12777976, 15972470, 19166964, 20764211, 23958705, 31944940, 38333928, 41528422, 47917410, 62292633, 63889880, 83056844, 95834820, 103821055, 124585266, 166113688, 191669640, 207642110, 249170532, 311463165, 415284220, 498341064, 622926330, 830568440, 1245852660, 2491705320]

約数ペア:

[(1, 2491705320), (2, 1245852660), (3, 830568440), (4, 622926330), (5, 498341064), (6, 415284220), (8, 311463165), (10, 249170532), (12, 207642110), (13, 191669640), (15, 166113688), (20, 124585266), (24, 103821055), (26, 95834820), (30, 83056844), (39, 63889880), (40, 62292633), (52, 47917410), (60, 41528422), (65, 38333928), (78, 31944940), (104, 23958705), (120, 20764211), (130, 19166964), (156, 15972470), (195, 12777976), (260, 9583482), (312, 7986235), (390, 6388988), (520, 4791741), (780, 3194494), (1009, 2469480), (1560, 1597247), (1583, 1574040), (2018, 1234740), (3027, 823160), (3166, 787020), (4036, 617370), (4749, 524680), (5045, 493896), (6054, 411580), (6332, 393510), (7915, 314808), (8072, 308685), (9498, 262340), (10090, 246948), (12108, 205790), (12664, 196755), (13117, 189960), (15135, 164632), (15830, 157404), (18996, 131170), (20180, 123474), (20579, 121080), (23745, 104936), (24216, 102895), (26234, 94980), (30270, 82316), (31660, 78702), (37992, 65585), (39351, 63320), (40360, 61737), (41158, 60540), (47490, 52468)]