642552960

素因数分解:

$2^7\times 3^1\times 5^1\times 7^1\times {\mathrm{47809}}^1$

素因数の和:47838

約数の個数: 128

約数和(自身を含む): 2340777600

約数和(自身を除く): 1698224640

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 128, 140, 160, 168, 192, 210, 224, 240, 280, 320, 336, 384, 420, 448, 480, 560, 640, 672, 840, 896, 960, 1120, 1344, 1680, 1920, 2240, 2688, 3360, 4480, 6720, 13440, 47809, 95618, 143427, 191236, 239045, 286854, 334663, 382472, 478090, 573708, 669326, 717135, 764944, 956180, 1003989, 1147416, 1338652, 1434270, 1529888, 1673315, 1912360, 2007978, 2294832, 2677304, 2868540, 3059776, 3346630, 3824720, 4015956, 4589664, 5019945, 5354608, 5737080, 6119552, 6693260, 7649440, 8031912, 9179328, 10039890, 10709216, 11474160, 13386520, 15298880, 16063824, 18358656, 20079780, 21418432, 22948320, 26773040, 30597760, 32127648, 40159560, 42836864, 45896640, 53546080, 64255296, 80319120, 91793280, 107092160, 128510592, 160638240, 214184320, 321276480, 642552960]

約数ペア:

[(1, 642552960), (2, 321276480), (3, 214184320), (4, 160638240), (5, 128510592), (6, 107092160), (7, 91793280), (8, 80319120), (10, 64255296), (12, 53546080), (14, 45896640), (15, 42836864), (16, 40159560), (20, 32127648), (21, 30597760), (24, 26773040), (28, 22948320), (30, 21418432), (32, 20079780), (35, 18358656), (40, 16063824), (42, 15298880), (48, 13386520), (56, 11474160), (60, 10709216), (64, 10039890), (70, 9179328), (80, 8031912), (84, 7649440), (96, 6693260), (105, 6119552), (112, 5737080), (120, 5354608), (128, 5019945), (140, 4589664), (160, 4015956), (168, 3824720), (192, 3346630), (210, 3059776), (224, 2868540), (240, 2677304), (280, 2294832), (320, 2007978), (336, 1912360), (384, 1673315), (420, 1529888), (448, 1434270), (480, 1338652), (560, 1147416), (640, 1003989), (672, 956180), (840, 764944), (896, 717135), (960, 669326), (1120, 573708), (1344, 478090), (1680, 382472), (1920, 334663), (2240, 286854), (2688, 239045), (3360, 191236), (4480, 143427), (6720, 95618), (13440, 47809)]