126720684

素因数分解:

$2^2\times 3^2\times {\mathrm{31}}^1\times {\mathrm{271}}^1\times {\mathrm{419}}^1$

素因数の和:731

約数の個数: 72

約数和(自身を含む): 332666880

約数和(自身を除く): 205946196

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 31, 36, 62, 93, 124, 186, 271, 279, 372, 419, 542, 558, 813, 838, 1084, 1116, 1257, 1626, 1676, 2439, 2514, 3252, 3771, 4878, 5028, 7542, 8401, 9756, 12989, 15084, 16802, 25203, 25978, 33604, 38967, 50406, 51956, 75609, 77934, 100812, 113549, 116901, 151218, 155868, 227098, 233802, 302436, 340647, 454196, 467604, 681294, 1021941, 1362588, 2043882, 3520019, 4087764, 7040038, 10560057, 14080076, 21120114, 31680171, 42240228, 63360342, 126720684]

約数ペア:

[(1, 126720684), (2, 63360342), (3, 42240228), (4, 31680171), (6, 21120114), (9, 14080076), (12, 10560057), (18, 7040038), (31, 4087764), (36, 3520019), (62, 2043882), (93, 1362588), (124, 1021941), (186, 681294), (271, 467604), (279, 454196), (372, 340647), (419, 302436), (542, 233802), (558, 227098), (813, 155868), (838, 151218), (1084, 116901), (1116, 113549), (1257, 100812), (1626, 77934), (1676, 75609), (2439, 51956), (2514, 50406), (3252, 38967), (3771, 33604), (4878, 25978), (5028, 25203), (7542, 16802), (8401, 15084), (9756, 12989)]