620398908

素因数分解:

$2^2\times 3^2\times {\mathrm{31}}^1\times {\mathrm{569}}^1\times {\mathrm{977}}^1$

素因数の和:1587

約数の個数: 72

約数和(自身を含む): 1623323520

約数和(自身を除く): 1002924612

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 31, 36, 62, 93, 124, 186, 279, 372, 558, 569, 977, 1116, 1138, 1707, 1954, 2276, 2931, 3414, 3908, 5121, 5862, 6828, 8793, 10242, 11724, 17586, 17639, 20484, 30287, 35172, 35278, 52917, 60574, 70556, 90861, 105834, 121148, 158751, 181722, 211668, 272583, 317502, 363444, 545166, 555913, 635004, 1090332, 1111826, 1667739, 2223652, 3335478, 5003217, 6670956, 10006434, 17233303, 20012868, 34466606, 51699909, 68933212, 103399818, 155099727, 206799636, 310199454, 620398908]

約数ペア:

[(1, 620398908), (2, 310199454), (3, 206799636), (4, 155099727), (6, 103399818), (9, 68933212), (12, 51699909), (18, 34466606), (31, 20012868), (36, 17233303), (62, 10006434), (93, 6670956), (124, 5003217), (186, 3335478), (279, 2223652), (372, 1667739), (558, 1111826), (569, 1090332), (977, 635004), (1116, 555913), (1138, 545166), (1707, 363444), (1954, 317502), (2276, 272583), (2931, 211668), (3414, 181722), (3908, 158751), (5121, 121148), (5862, 105834), (6828, 90861), (8793, 70556), (10242, 60574), (11724, 52917), (17586, 35278), (17639, 35172), (20484, 30287)]