139359880

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{601}}^1$

素因数の和:671

約数の個数: 128

約数和(自身を含む): 374492160

約数和(自身を除く): 235132280

約数列:

[1, 2, 4, 5, 8, 10, 11, 17, 20, 22, 31, 34, 40, 44, 55, 62, 68, 85, 88, 110, 124, 136, 155, 170, 187, 220, 248, 310, 340, 341, 374, 440, 527, 601, 620, 680, 682, 748, 935, 1054, 1202, 1240, 1364, 1496, 1705, 1870, 2108, 2404, 2635, 2728, 3005, 3410, 3740, 4216, 4808, 5270, 5797, 6010, 6611, 6820, 7480, 10217, 10540, 11594, 12020, 13222, 13640, 18631, 20434, 21080, 23188, 24040, 26444, 28985, 33055, 37262, 40868, 46376, 51085, 52888, 57970, 66110, 74524, 81736, 93155, 102170, 112387, 115940, 132220, 149048, 186310, 204340, 204941, 224774, 231880, 264440, 316727, 372620, 408680, 409882, 449548, 561935, 633454, 745240, 819764, 899096, 1024705, 1123870, 1266908, 1583635, 1639528, 2049410, 2247740, 2533816, 3167270, 3483997, 4098820, 4495480, 6334540, 6967994, 8197640, 12669080, 13935988, 17419985, 27871976, 34839970, 69679940, 139359880]

約数ペア:

[(1, 139359880), (2, 69679940), (4, 34839970), (5, 27871976), (8, 17419985), (10, 13935988), (11, 12669080), (17, 8197640), (20, 6967994), (22, 6334540), (31, 4495480), (34, 4098820), (40, 3483997), (44, 3167270), (55, 2533816), (62, 2247740), (68, 2049410), (85, 1639528), (88, 1583635), (110, 1266908), (124, 1123870), (136, 1024705), (155, 899096), (170, 819764), (187, 745240), (220, 633454), (248, 561935), (310, 449548), (340, 409882), (341, 408680), (374, 372620), (440, 316727), (527, 264440), (601, 231880), (620, 224774), (680, 204941), (682, 204340), (748, 186310), (935, 149048), (1054, 132220), (1202, 115940), (1240, 112387), (1364, 102170), (1496, 93155), (1705, 81736), (1870, 74524), (2108, 66110), (2404, 57970), (2635, 52888), (2728, 51085), (3005, 46376), (3410, 40868), (3740, 37262), (4216, 33055), (4808, 28985), (5270, 26444), (5797, 24040), (6010, 23188), (6611, 21080), (6820, 20434), (7480, 18631), (10217, 13640), (10540, 13222), (11594, 12020)]