31120080

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{127}}^1\times {\mathrm{1021}}^1$

素因数の和:1164

約数の個数: 80

約数和(自身を含む): 97327104

約数和(自身を除く): 66207024

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 127, 240, 254, 381, 508, 635, 762, 1016, 1021, 1270, 1524, 1905, 2032, 2042, 2540, 3048, 3063, 3810, 4084, 5080, 5105, 6096, 6126, 7620, 8168, 10160, 10210, 12252, 15240, 15315, 16336, 20420, 24504, 30480, 30630, 40840, 49008, 61260, 81680, 122520, 129667, 245040, 259334, 389001, 518668, 648335, 778002, 1037336, 1296670, 1556004, 1945005, 2074672, 2593340, 3112008, 3890010, 5186680, 6224016, 7780020, 10373360, 15560040, 31120080]

約数ペア:

[(1, 31120080), (2, 15560040), (3, 10373360), (4, 7780020), (5, 6224016), (6, 5186680), (8, 3890010), (10, 3112008), (12, 2593340), (15, 2074672), (16, 1945005), (20, 1556004), (24, 1296670), (30, 1037336), (40, 778002), (48, 648335), (60, 518668), (80, 389001), (120, 259334), (127, 245040), (240, 129667), (254, 122520), (381, 81680), (508, 61260), (635, 49008), (762, 40840), (1016, 30630), (1021, 30480), (1270, 24504), (1524, 20420), (1905, 16336), (2032, 15315), (2042, 15240), (2540, 12252), (3048, 10210), (3063, 10160), (3810, 8168), (4084, 7620), (5080, 6126), (5105, 6096)]