1976078280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{78791}}^1$

素因数の和:78835

約数の個数: 128

約数和(自身を含む): 6807628800

約数和(自身を除く): 4831550520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 19, 20, 22, 24, 30, 33, 38, 40, 44, 55, 57, 60, 66, 76, 88, 95, 110, 114, 120, 132, 152, 165, 190, 209, 220, 228, 264, 285, 330, 380, 418, 440, 456, 570, 627, 660, 760, 836, 1045, 1140, 1254, 1320, 1672, 2090, 2280, 2508, 3135, 4180, 5016, 6270, 8360, 12540, 25080, 78791, 157582, 236373, 315164, 393955, 472746, 630328, 787910, 866701, 945492, 1181865, 1497029, 1575820, 1733402, 1890984, 2363730, 2600103, 2994058, 3151640, 3466804, 4333505, 4491087, 4727460, 5200206, 5988116, 6933608, 7485145, 8667010, 8982174, 9454920, 10400412, 11976232, 13000515, 14970290, 16467319, 17334020, 17964348, 20800824, 22455435, 26001030, 29940580, 32934638, 34668040, 35928696, 44910870, 49401957, 52002060, 59881160, 65869276, 82336595, 89821740, 98803914, 104004120, 131738552, 164673190, 179643480, 197607828, 247009785, 329346380, 395215656, 494019570, 658692760, 988039140, 1976078280]

約数ペア:

[(1, 1976078280), (2, 988039140), (3, 658692760), (4, 494019570), (5, 395215656), (6, 329346380), (8, 247009785), (10, 197607828), (11, 179643480), (12, 164673190), (15, 131738552), (19, 104004120), (20, 98803914), (22, 89821740), (24, 82336595), (30, 65869276), (33, 59881160), (38, 52002060), (40, 49401957), (44, 44910870), (55, 35928696), (57, 34668040), (60, 32934638), (66, 29940580), (76, 26001030), (88, 22455435), (95, 20800824), (110, 17964348), (114, 17334020), (120, 16467319), (132, 14970290), (152, 13000515), (165, 11976232), (190, 10400412), (209, 9454920), (220, 8982174), (228, 8667010), (264, 7485145), (285, 6933608), (330, 5988116), (380, 5200206), (418, 4727460), (440, 4491087), (456, 4333505), (570, 3466804), (627, 3151640), (660, 2994058), (760, 2600103), (836, 2363730), (1045, 1890984), (1140, 1733402), (1254, 1575820), (1320, 1497029), (1672, 1181865), (2090, 945492), (2280, 866701), (2508, 787910), (3135, 630328), (4180, 472746), (5016, 393955), (6270, 315164), (8360, 236373), (12540, 157582), (25080, 78791)]