220619760

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{919249}}^1$

素因数の和:919265

約数の個数: 40

約数和(自身を含む): 683922000

約数和(自身を除く): 463302240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 919249, 1838498, 2757747, 3676996, 4596245, 5515494, 7353992, 9192490, 11030988, 13788735, 14707984, 18384980, 22061976, 27577470, 36769960, 44123952, 55154940, 73539920, 110309880, 220619760]

約数ペア:

[(1, 220619760), (2, 110309880), (3, 73539920), (4, 55154940), (5, 44123952), (6, 36769960), (8, 27577470), (10, 22061976), (12, 18384980), (15, 14707984), (16, 13788735), (20, 11030988), (24, 9192490), (30, 7353992), (40, 5515494), (48, 4596245), (60, 3676996), (80, 2757747), (120, 1838498), (240, 919249)]