281386720

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{103451}}^1$

素因数の和:103483

約数の個数: 48

約数和(自身を含む): 703887408

約数和(自身を除く): 422500688

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 80, 85, 136, 160, 170, 272, 340, 544, 680, 1360, 2720, 103451, 206902, 413804, 517255, 827608, 1034510, 1655216, 1758667, 2069020, 3310432, 3517334, 4138040, 7034668, 8276080, 8793335, 14069336, 16552160, 17586670, 28138672, 35173340, 56277344, 70346680, 140693360, 281386720]

約数ペア:

[(1, 281386720), (2, 140693360), (4, 70346680), (5, 56277344), (8, 35173340), (10, 28138672), (16, 17586670), (17, 16552160), (20, 14069336), (32, 8793335), (34, 8276080), (40, 7034668), (68, 4138040), (80, 3517334), (85, 3310432), (136, 2069020), (160, 1758667), (170, 1655216), (272, 1034510), (340, 827608), (544, 517255), (680, 413804), (1360, 206902), (2720, 103451)]