120428400

素因数分解:

$2^4\times 3^1\times 5^2\times {\mathrm{100357}}^1$

素因数の和:100378

約数の個数: 60

約数和(自身を含む): 385776152

約数和(自身を除く): 265347752

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 40, 48, 50, 60, 75, 80, 100, 120, 150, 200, 240, 300, 400, 600, 1200, 100357, 200714, 301071, 401428, 501785, 602142, 802856, 1003570, 1204284, 1505355, 1605712, 2007140, 2408568, 2508925, 3010710, 4014280, 4817136, 5017850, 6021420, 7526775, 8028560, 10035700, 12042840, 15053550, 20071400, 24085680, 30107100, 40142800, 60214200, 120428400]

約数ペア:

[(1, 120428400), (2, 60214200), (3, 40142800), (4, 30107100), (5, 24085680), (6, 20071400), (8, 15053550), (10, 12042840), (12, 10035700), (15, 8028560), (16, 7526775), (20, 6021420), (24, 5017850), (25, 4817136), (30, 4014280), (40, 3010710), (48, 2508925), (50, 2408568), (60, 2007140), (75, 1605712), (80, 1505355), (100, 1204284), (120, 1003570), (150, 802856), (200, 602142), (240, 501785), (300, 401428), (400, 301071), (600, 200714), (1200, 100357)]