172888080

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{720367}}^1$

素因数の和:720383

約数の個数: 40

約数和(自身を含む): 535953792

約数和(自身を除く): 363065712

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 720367, 1440734, 2161101, 2881468, 3601835, 4322202, 5762936, 7203670, 8644404, 10805505, 11525872, 14407340, 17288808, 21611010, 28814680, 34577616, 43222020, 57629360, 86444040, 172888080]

約数ペア:

[(1, 172888080), (2, 86444040), (3, 57629360), (4, 43222020), (5, 34577616), (6, 28814680), (8, 21611010), (10, 17288808), (12, 14407340), (15, 11525872), (16, 10805505), (20, 8644404), (24, 7203670), (30, 5762936), (40, 4322202), (48, 3601835), (60, 2881468), (80, 2161101), (120, 1440734), (240, 720367)]