66209360

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{863}}^1$

素因数の和:1020

約数の個数: 80

約数和(自身を含む): 177417216

約数和(自身を除く): 111207856

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 137, 140, 274, 280, 548, 560, 685, 863, 959, 1096, 1370, 1726, 1918, 2192, 2740, 3452, 3836, 4315, 4795, 5480, 6041, 6904, 7672, 8630, 9590, 10960, 12082, 13808, 15344, 17260, 19180, 24164, 30205, 34520, 38360, 48328, 60410, 69040, 76720, 96656, 118231, 120820, 236462, 241640, 472924, 483280, 591155, 827617, 945848, 1182310, 1655234, 1891696, 2364620, 3310468, 4138085, 4729240, 6620936, 8276170, 9458480, 13241872, 16552340, 33104680, 66209360]

約数ペア:

[(1, 66209360), (2, 33104680), (4, 16552340), (5, 13241872), (7, 9458480), (8, 8276170), (10, 6620936), (14, 4729240), (16, 4138085), (20, 3310468), (28, 2364620), (35, 1891696), (40, 1655234), (56, 1182310), (70, 945848), (80, 827617), (112, 591155), (137, 483280), (140, 472924), (274, 241640), (280, 236462), (548, 120820), (560, 118231), (685, 96656), (863, 76720), (959, 69040), (1096, 60410), (1370, 48328), (1726, 38360), (1918, 34520), (2192, 30205), (2740, 24164), (3452, 19180), (3836, 17260), (4315, 15344), (4795, 13808), (5480, 12082), (6041, 10960), (6904, 9590), (7672, 8630)]