215426720

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{79201}}^1$

素因数の和:79233

約数の個数: 48

約数和(自身を含む): 538890408

約数和(自身を除く): 323463688

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, 79201, 158402, 316804, 396005, 633608, 792010, 1267216, 1346417, 1584020, 2534432, 2692834, 3168040, 5385668, 6336080, 6732085, 10771336, 12672160, 13464170, 21542672, 26928340, 43085344, 53856680, 107713360, 215426720]

約数ペア:

[(1, 215426720), (2, 107713360), (4, 53856680), (5, 43085344), (8, 26928340), (10, 21542672), (16, 13464170), (17, 12672160), (20, 10771336), (32, 6732085), (34, 6336080), (40, 5385668), (68, 3168040), (80, 2692834), (85, 2534432), (136, 1584020), (160, 1346417), (170, 1267216), (272, 792010), (340, 633608), (544, 396005), (680, 316804), (1360, 158402), (2720, 79201)]