210317904

素因数分解:

$2^4\times 3^3\times {\mathrm{71}}^1\times {\mathrm{6857}}^1$

素因数の和:6945

約数の個数: 80

約数和(自身を含む): 612282240

約数和(自身を除く): 401964336

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 71, 72, 108, 142, 144, 213, 216, 284, 426, 432, 568, 639, 852, 1136, 1278, 1704, 1917, 2556, 3408, 3834, 5112, 6857, 7668, 10224, 13714, 15336, 20571, 27428, 30672, 41142, 54856, 61713, 82284, 109712, 123426, 164568, 185139, 246852, 329136, 370278, 486847, 493704, 740556, 973694, 987408, 1460541, 1481112, 1947388, 2921082, 2962224, 3894776, 4381623, 5842164, 7789552, 8763246, 11684328, 13144869, 17526492, 23368656, 26289738, 35052984, 52579476, 70105968, 105158952, 210317904]

約数ペア:

[(1, 210317904), (2, 105158952), (3, 70105968), (4, 52579476), (6, 35052984), (8, 26289738), (9, 23368656), (12, 17526492), (16, 13144869), (18, 11684328), (24, 8763246), (27, 7789552), (36, 5842164), (48, 4381623), (54, 3894776), (71, 2962224), (72, 2921082), (108, 1947388), (142, 1481112), (144, 1460541), (213, 987408), (216, 973694), (284, 740556), (426, 493704), (432, 486847), (568, 370278), (639, 329136), (852, 246852), (1136, 185139), (1278, 164568), (1704, 123426), (1917, 109712), (2556, 82284), (3408, 61713), (3834, 54856), (5112, 41142), (6857, 30672), (7668, 27428), (10224, 20571), (13714, 15336)]