90478680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{499}}^1\times {\mathrm{1511}}^1$

素因数の和:2024

約数の個数: 64

約数和(自身を含む): 272160000

約数和(自身を除く): 181681320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 499, 998, 1497, 1511, 1996, 2495, 2994, 3022, 3992, 4533, 4990, 5988, 6044, 7485, 7555, 9066, 9980, 11976, 12088, 14970, 15110, 18132, 19960, 22665, 29940, 30220, 36264, 45330, 59880, 60440, 90660, 181320, 753989, 1507978, 2261967, 3015956, 3769945, 4523934, 6031912, 7539890, 9047868, 11309835, 15079780, 18095736, 22619670, 30159560, 45239340, 90478680]

約数ペア:

[(1, 90478680), (2, 45239340), (3, 30159560), (4, 22619670), (5, 18095736), (6, 15079780), (8, 11309835), (10, 9047868), (12, 7539890), (15, 6031912), (20, 4523934), (24, 3769945), (30, 3015956), (40, 2261967), (60, 1507978), (120, 753989), (499, 181320), (998, 90660), (1497, 60440), (1511, 59880), (1996, 45330), (2495, 36264), (2994, 30220), (3022, 29940), (3992, 22665), (4533, 19960), (4990, 18132), (5988, 15110), (6044, 14970), (7485, 12088), (7555, 11976), (9066, 9980)]