8263980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1481}}^1$

素因数の和:1527

約数の個数: 72

約数和(自身を含む): 25893504

約数和(自身を除く): 17629524

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 60, 62, 90, 93, 124, 155, 180, 186, 279, 310, 372, 465, 558, 620, 930, 1116, 1395, 1481, 1860, 2790, 2962, 4443, 5580, 5924, 7405, 8886, 13329, 14810, 17772, 22215, 26658, 29620, 44430, 45911, 53316, 66645, 88860, 91822, 133290, 137733, 183644, 229555, 266580, 275466, 413199, 459110, 550932, 688665, 826398, 918220, 1377330, 1652796, 2065995, 2754660, 4131990, 8263980]

約数ペア:

[(1, 8263980), (2, 4131990), (3, 2754660), (4, 2065995), (5, 1652796), (6, 1377330), (9, 918220), (10, 826398), (12, 688665), (15, 550932), (18, 459110), (20, 413199), (30, 275466), (31, 266580), (36, 229555), (45, 183644), (60, 137733), (62, 133290), (90, 91822), (93, 88860), (124, 66645), (155, 53316), (180, 45911), (186, 44430), (279, 29620), (310, 26658), (372, 22215), (465, 17772), (558, 14810), (620, 13329), (930, 8886), (1116, 7405), (1395, 5924), (1481, 5580), (1860, 4443), (2790, 2962)]