231915040

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{29581}}^1$

素因数の和:29610

約数の個数: 72

約数和(自身を含む): 637373772

約数和(自身を除く): 405458732

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 392, 490, 560, 784, 980, 1120, 1568, 1960, 3920, 7840, 29581, 59162, 118324, 147905, 207067, 236648, 295810, 414134, 473296, 591620, 828268, 946592, 1035335, 1183240, 1449469, 1656536, 2070670, 2366480, 2898938, 3313072, 4141340, 4732960, 5797876, 6626144, 7247345, 8282680, 11595752, 14494690, 16565360, 23191504, 28989380, 33130720, 46383008, 57978760, 115957520, 231915040]

約数ペア:

[(1, 231915040), (2, 115957520), (4, 57978760), (5, 46383008), (7, 33130720), (8, 28989380), (10, 23191504), (14, 16565360), (16, 14494690), (20, 11595752), (28, 8282680), (32, 7247345), (35, 6626144), (40, 5797876), (49, 4732960), (56, 4141340), (70, 3313072), (80, 2898938), (98, 2366480), (112, 2070670), (140, 1656536), (160, 1449469), (196, 1183240), (224, 1035335), (245, 946592), (280, 828268), (392, 591620), (490, 473296), (560, 414134), (784, 295810), (980, 236648), (1120, 207067), (1568, 147905), (1960, 118324), (3920, 59162), (7840, 29581)]