30786080

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{41}}^1$

素因数の和:107

約数の個数: 144

約数和(自身を含む): 84682584

約数和(自身を除く): 53896504

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 32, 38, 40, 41, 52, 65, 76, 80, 82, 95, 104, 130, 152, 160, 164, 190, 205, 208, 247, 260, 304, 328, 361, 380, 410, 416, 494, 520, 533, 608, 656, 722, 760, 779, 820, 988, 1040, 1066, 1235, 1312, 1444, 1520, 1558, 1640, 1805, 1976, 2080, 2132, 2470, 2665, 2888, 3040, 3116, 3280, 3610, 3895, 3952, 4264, 4693, 4940, 5330, 5776, 6232, 6560, 7220, 7790, 7904, 8528, 9386, 9880, 10127, 10660, 11552, 12464, 14440, 14801, 15580, 17056, 18772, 19760, 20254, 21320, 23465, 24928, 28880, 29602, 31160, 37544, 39520, 40508, 42640, 46930, 50635, 57760, 59204, 62320, 74005, 75088, 81016, 85280, 93860, 101270, 118408, 124640, 148010, 150176, 162032, 187720, 192413, 202540, 236816, 296020, 324064, 375440, 384826, 405080, 473632, 592040, 750880, 769652, 810160, 962065, 1184080, 1539304, 1620320, 1924130, 2368160, 3078608, 3848260, 6157216, 7696520, 15393040, 30786080]

約数ペア:

[(1, 30786080), (2, 15393040), (4, 7696520), (5, 6157216), (8, 3848260), (10, 3078608), (13, 2368160), (16, 1924130), (19, 1620320), (20, 1539304), (26, 1184080), (32, 962065), (38, 810160), (40, 769652), (41, 750880), (52, 592040), (65, 473632), (76, 405080), (80, 384826), (82, 375440), (95, 324064), (104, 296020), (130, 236816), (152, 202540), (160, 192413), (164, 187720), (190, 162032), (205, 150176), (208, 148010), (247, 124640), (260, 118408), (304, 101270), (328, 93860), (361, 85280), (380, 81016), (410, 75088), (416, 74005), (494, 62320), (520, 59204), (533, 57760), (608, 50635), (656, 46930), (722, 42640), (760, 40508), (779, 39520), (820, 37544), (988, 31160), (1040, 29602), (1066, 28880), (1235, 24928), (1312, 23465), (1444, 21320), (1520, 20254), (1558, 19760), (1640, 18772), (1805, 17056), (1976, 15580), (2080, 14801), (2132, 14440), (2470, 12464), (2665, 11552), (2888, 10660), (3040, 10127), (3116, 9880), (3280, 9386), (3610, 8528), (3895, 7904), (3952, 7790), (4264, 7220), (4693, 6560), (4940, 6232), (5330, 5776)]