72479760

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{301999}}^1$

素因数の和:302015

約数の個数: 40

約数和(自身を含む): 224688000

約数和(自身を除く): 152208240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 301999, 603998, 905997, 1207996, 1509995, 1811994, 2415992, 3019990, 3623988, 4529985, 4831984, 6039980, 7247976, 9059970, 12079960, 14495952, 18119940, 24159920, 36239880, 72479760]

約数ペア:

[(1, 72479760), (2, 36239880), (3, 24159920), (4, 18119940), (5, 14495952), (6, 12079960), (8, 9059970), (10, 7247976), (12, 6039980), (15, 4831984), (16, 4529985), (20, 3623988), (24, 3019990), (30, 2415992), (40, 1811994), (48, 1509995), (60, 1207996), (80, 905997), (120, 603998), (240, 301999)]