890673810

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{1291}}^1$

素因数の和:1404

約数の個数: 128

約数和(自身を含む): 2422344960

約数和(自身を除く): 1531671150

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 29, 30, 39, 58, 61, 65, 78, 87, 122, 130, 145, 174, 183, 195, 290, 305, 366, 377, 390, 435, 610, 754, 793, 870, 915, 1131, 1291, 1586, 1769, 1830, 1885, 2262, 2379, 2582, 3538, 3770, 3873, 3965, 4758, 5307, 5655, 6455, 7746, 7930, 8845, 10614, 11310, 11895, 12910, 16783, 17690, 19365, 22997, 23790, 26535, 33566, 37439, 38730, 45994, 50349, 53070, 68991, 74878, 78751, 83915, 100698, 112317, 114985, 137982, 157502, 167830, 187195, 224634, 229970, 236253, 251745, 344955, 374390, 393755, 472506, 486707, 503490, 561585, 689910, 787510, 973414, 1023763, 1123170, 1181265, 1460121, 2047526, 2283779, 2362530, 2433535, 2920242, 3071289, 4567558, 4867070, 5118815, 6142578, 6851337, 7300605, 10237630, 11418895, 13702674, 14601210, 15356445, 22837790, 29689127, 30712890, 34256685, 59378254, 68513370, 89067381, 148445635, 178134762, 296891270, 445336905, 890673810]

約数ペア:

[(1, 890673810), (2, 445336905), (3, 296891270), (5, 178134762), (6, 148445635), (10, 89067381), (13, 68513370), (15, 59378254), (26, 34256685), (29, 30712890), (30, 29689127), (39, 22837790), (58, 15356445), (61, 14601210), (65, 13702674), (78, 11418895), (87, 10237630), (122, 7300605), (130, 6851337), (145, 6142578), (174, 5118815), (183, 4867070), (195, 4567558), (290, 3071289), (305, 2920242), (366, 2433535), (377, 2362530), (390, 2283779), (435, 2047526), (610, 1460121), (754, 1181265), (793, 1123170), (870, 1023763), (915, 973414), (1131, 787510), (1291, 689910), (1586, 561585), (1769, 503490), (1830, 486707), (1885, 472506), (2262, 393755), (2379, 374390), (2582, 344955), (3538, 251745), (3770, 236253), (3873, 229970), (3965, 224634), (4758, 187195), (5307, 167830), (5655, 157502), (6455, 137982), (7746, 114985), (7930, 112317), (8845, 100698), (10614, 83915), (11310, 78751), (11895, 74878), (12910, 68991), (16783, 53070), (17690, 50349), (19365, 45994), (22997, 38730), (23790, 37439), (26535, 33566)]