74072160

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{51439}}^1$

素因数の和:51460

約数の個数: 72

約数和(自身を含む): 252776160

約数和(自身を除く): 178704000

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 51439, 102878, 154317, 205756, 257195, 308634, 411512, 462951, 514390, 617268, 771585, 823024, 925902, 1028780, 1234536, 1543170, 1646048, 1851804, 2057560, 2314755, 2469072, 3086340, 3703608, 4115120, 4629510, 4938144, 6172680, 7407216, 8230240, 9259020, 12345360, 14814432, 18518040, 24690720, 37036080, 74072160]

約数ペア:

[(1, 74072160), (2, 37036080), (3, 24690720), (4, 18518040), (5, 14814432), (6, 12345360), (8, 9259020), (9, 8230240), (10, 7407216), (12, 6172680), (15, 4938144), (16, 4629510), (18, 4115120), (20, 3703608), (24, 3086340), (30, 2469072), (32, 2314755), (36, 2057560), (40, 1851804), (45, 1646048), (48, 1543170), (60, 1234536), (72, 1028780), (80, 925902), (90, 823024), (96, 771585), (120, 617268), (144, 514390), (160, 462951), (180, 411512), (240, 308634), (288, 257195), (360, 205756), (480, 154317), (720, 102878), (1440, 51439)]