156845740

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{647}}^1$

素因数の和:727

約数の個数: 96

約数和(自身を含む): 376233984

約数和(自身を除く): 219388244

約数列:

[1, 2, 4, 5, 10, 17, 20, 23, 31, 34, 46, 62, 68, 85, 92, 115, 124, 155, 170, 230, 310, 340, 391, 460, 527, 620, 647, 713, 782, 1054, 1294, 1426, 1564, 1955, 2108, 2588, 2635, 2852, 3235, 3565, 3910, 5270, 6470, 7130, 7820, 10540, 10999, 12121, 12940, 14260, 14881, 20057, 21998, 24242, 29762, 40114, 43996, 48484, 54995, 59524, 60605, 74405, 80228, 100285, 109990, 121210, 148810, 200570, 219980, 242420, 252977, 297620, 340969, 401140, 461311, 505954, 681938, 922622, 1011908, 1264885, 1363876, 1704845, 1845244, 2306555, 2529770, 3409690, 4613110, 5059540, 6819380, 7842287, 9226220, 15684574, 31369148, 39211435, 78422870, 156845740]

約数ペア:

[(1, 156845740), (2, 78422870), (4, 39211435), (5, 31369148), (10, 15684574), (17, 9226220), (20, 7842287), (23, 6819380), (31, 5059540), (34, 4613110), (46, 3409690), (62, 2529770), (68, 2306555), (85, 1845244), (92, 1704845), (115, 1363876), (124, 1264885), (155, 1011908), (170, 922622), (230, 681938), (310, 505954), (340, 461311), (391, 401140), (460, 340969), (527, 297620), (620, 252977), (647, 242420), (713, 219980), (782, 200570), (1054, 148810), (1294, 121210), (1426, 109990), (1564, 100285), (1955, 80228), (2108, 74405), (2588, 60605), (2635, 59524), (2852, 54995), (3235, 48484), (3565, 43996), (3910, 40114), (5270, 29762), (6470, 24242), (7130, 21998), (7820, 20057), (10540, 14881), (10999, 14260), (12121, 12940)]