7215540

素因数分解:

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

素因数の和:752

約数の個数: 48

約数和(自身を含む): 20328000

約数和(自身を除く): 13112460

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 241, 482, 499, 723, 964, 998, 1205, 1446, 1497, 1996, 2410, 2495, 2892, 2994, 3615, 4820, 4990, 5988, 7230, 7485, 9980, 14460, 14970, 29940, 120259, 240518, 360777, 481036, 601295, 721554, 1202590, 1443108, 1803885, 2405180, 3607770, 7215540]

約数ペア:

[(1, 7215540), (2, 3607770), (3, 2405180), (4, 1803885), (5, 1443108), (6, 1202590), (10, 721554), (12, 601295), (15, 481036), (20, 360777), (30, 240518), (60, 120259), (241, 29940), (482, 14970), (499, 14460), (723, 9980), (964, 7485), (998, 7230), (1205, 5988), (1446, 4990), (1497, 4820), (1996, 3615), (2410, 2994), (2495, 2892)]