197315620

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{137}}^1$

素因数の和:301

約数の個数: 96

約数和(自身を含む): 454035456

約数和(自身を除く): 256719836

約数列:

[1, 2, 4, 5, 10, 20, 23, 31, 46, 62, 92, 101, 115, 124, 137, 155, 202, 230, 274, 310, 404, 460, 505, 548, 620, 685, 713, 1010, 1370, 1426, 2020, 2323, 2740, 2852, 3131, 3151, 3565, 4247, 4646, 6262, 6302, 7130, 8494, 9292, 11615, 12524, 12604, 13837, 14260, 15655, 15755, 16988, 21235, 23230, 27674, 31310, 31510, 42470, 46460, 55348, 62620, 63020, 69185, 72013, 84940, 97681, 138370, 144026, 195362, 276740, 288052, 318251, 360065, 390724, 428947, 488405, 636502, 720130, 857894, 976810, 1273004, 1440260, 1591255, 1715788, 1953620, 2144735, 3182510, 4289470, 6365020, 8578940, 9865781, 19731562, 39463124, 49328905, 98657810, 197315620]

約数ペア:

[(1, 197315620), (2, 98657810), (4, 49328905), (5, 39463124), (10, 19731562), (20, 9865781), (23, 8578940), (31, 6365020), (46, 4289470), (62, 3182510), (92, 2144735), (101, 1953620), (115, 1715788), (124, 1591255), (137, 1440260), (155, 1273004), (202, 976810), (230, 857894), (274, 720130), (310, 636502), (404, 488405), (460, 428947), (505, 390724), (548, 360065), (620, 318251), (685, 288052), (713, 276740), (1010, 195362), (1370, 144026), (1426, 138370), (2020, 97681), (2323, 84940), (2740, 72013), (2852, 69185), (3131, 63020), (3151, 62620), (3565, 55348), (4247, 46460), (4646, 42470), (6262, 31510), (6302, 31310), (7130, 27674), (8494, 23230), (9292, 21235), (11615, 16988), (12524, 15755), (12604, 15655), (13837, 14260)]