71998800

素因数分解:

$2^4\times 3^1\times 5^2\times {\mathrm{59999}}^1$

素因数の和:60020

約数の個数: 60

約数和(自身を含む): 230640000

約数和(自身を除く): 158641200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 40, 48, 50, 60, 75, 80, 100, 120, 150, 200, 240, 300, 400, 600, 1200, 59999, 119998, 179997, 239996, 299995, 359994, 479992, 599990, 719988, 899985, 959984, 1199980, 1439976, 1499975, 1799970, 2399960, 2879952, 2999950, 3599940, 4499925, 4799920, 5999900, 7199880, 8999850, 11999800, 14399760, 17999700, 23999600, 35999400, 71998800]

約数ペア:

[(1, 71998800), (2, 35999400), (3, 23999600), (4, 17999700), (5, 14399760), (6, 11999800), (8, 8999850), (10, 7199880), (12, 5999900), (15, 4799920), (16, 4499925), (20, 3599940), (24, 2999950), (25, 2879952), (30, 2399960), (40, 1799970), (48, 1499975), (50, 1439976), (60, 1199980), (75, 959984), (80, 899985), (100, 719988), (120, 599990), (150, 479992), (200, 359994), (240, 299995), (300, 239996), (400, 179997), (600, 119998), (1200, 59999)]