396180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1$

素因数の和:117

約数の個数: 72

約数和(自身を含む): 1257984

約数和(自身を除く): 861804

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 60, 62, 71, 90, 93, 124, 142, 155, 180, 186, 213, 279, 284, 310, 355, 372, 426, 465, 558, 620, 639, 710, 852, 930, 1065, 1116, 1278, 1395, 1420, 1860, 2130, 2201, 2556, 2790, 3195, 4260, 4402, 5580, 6390, 6603, 8804, 11005, 12780, 13206, 19809, 22010, 26412, 33015, 39618, 44020, 66030, 79236, 99045, 132060, 198090, 396180]

約数ペア:

[(1, 396180), (2, 198090), (3, 132060), (4, 99045), (5, 79236), (6, 66030), (9, 44020), (10, 39618), (12, 33015), (15, 26412), (18, 22010), (20, 19809), (30, 13206), (31, 12780), (36, 11005), (45, 8804), (60, 6603), (62, 6390), (71, 5580), (90, 4402), (93, 4260), (124, 3195), (142, 2790), (155, 2556), (180, 2201), (186, 2130), (213, 1860), (279, 1420), (284, 1395), (310, 1278), (355, 1116), (372, 1065), (426, 930), (465, 852), (558, 710), (620, 639)]