870864660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{72211}}^1$

素因数の和:72293

約数の個数: 72

約数和(自身を含む): 2681087136

約数和(自身を除く): 1810222476

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 67, 90, 134, 180, 201, 268, 335, 402, 603, 670, 804, 1005, 1206, 1340, 2010, 2412, 3015, 4020, 6030, 12060, 72211, 144422, 216633, 288844, 361055, 433266, 649899, 722110, 866532, 1083165, 1299798, 1444220, 2166330, 2599596, 3249495, 4332660, 4838137, 6498990, 9676274, 12997980, 14514411, 19352548, 24190685, 29028822, 43543233, 48381370, 58057644, 72572055, 87086466, 96762740, 145144110, 174172932, 217716165, 290288220, 435432330, 870864660]

約数ペア:

[(1, 870864660), (2, 435432330), (3, 290288220), (4, 217716165), (5, 174172932), (6, 145144110), (9, 96762740), (10, 87086466), (12, 72572055), (15, 58057644), (18, 48381370), (20, 43543233), (30, 29028822), (36, 24190685), (45, 19352548), (60, 14514411), (67, 12997980), (90, 9676274), (134, 6498990), (180, 4838137), (201, 4332660), (268, 3249495), (335, 2599596), (402, 2166330), (603, 1444220), (670, 1299798), (804, 1083165), (1005, 866532), (1206, 722110), (1340, 649899), (2010, 433266), (2412, 361055), (3015, 288844), (4020, 216633), (6030, 144422), (12060, 72211)]