28862160

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{241}}^1\times {\mathrm{499}}^1$

素因数の和:756

約数の個数: 80

約数和(自身を含む): 90024000

約数和(自身を除く): 61161840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 241, 482, 499, 723, 964, 998, 1205, 1446, 1497, 1928, 1996, 2410, 2495, 2892, 2994, 3615, 3856, 3992, 4820, 4990, 5784, 5988, 7230, 7485, 7984, 9640, 9980, 11568, 11976, 14460, 14970, 19280, 19960, 23952, 28920, 29940, 39920, 57840, 59880, 119760, 120259, 240518, 360777, 481036, 601295, 721554, 962072, 1202590, 1443108, 1803885, 1924144, 2405180, 2886216, 3607770, 4810360, 5772432, 7215540, 9620720, 14431080, 28862160]

約数ペア:

[(1, 28862160), (2, 14431080), (3, 9620720), (4, 7215540), (5, 5772432), (6, 4810360), (8, 3607770), (10, 2886216), (12, 2405180), (15, 1924144), (16, 1803885), (20, 1443108), (24, 1202590), (30, 962072), (40, 721554), (48, 601295), (60, 481036), (80, 360777), (120, 240518), (240, 120259), (241, 119760), (482, 59880), (499, 57840), (723, 39920), (964, 29940), (998, 28920), (1205, 23952), (1446, 19960), (1497, 19280), (1928, 14970), (1996, 14460), (2410, 11976), (2495, 11568), (2892, 9980), (2994, 9640), (3615, 7984), (3856, 7485), (3992, 7230), (4820, 5988), (4990, 5784)]