168348740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{3331}}^1$

素因数の和:3385

約数の個数: 72

約数和(自身を含む): 426549312

約数和(自身を除く): 258200572

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 266, 361, 380, 532, 665, 722, 1330, 1444, 1805, 2527, 2660, 3331, 3610, 5054, 6662, 7220, 10108, 12635, 13324, 16655, 23317, 25270, 33310, 46634, 50540, 63289, 66620, 93268, 116585, 126578, 233170, 253156, 316445, 443023, 466340, 632890, 886046, 1202491, 1265780, 1772092, 2215115, 2404982, 4430230, 4809964, 6012455, 8417437, 8860460, 12024910, 16834874, 24049820, 33669748, 42087185, 84174370, 168348740]

約数ペア:

[(1, 168348740), (2, 84174370), (4, 42087185), (5, 33669748), (7, 24049820), (10, 16834874), (14, 12024910), (19, 8860460), (20, 8417437), (28, 6012455), (35, 4809964), (38, 4430230), (70, 2404982), (76, 2215115), (95, 1772092), (133, 1265780), (140, 1202491), (190, 886046), (266, 632890), (361, 466340), (380, 443023), (532, 316445), (665, 253156), (722, 233170), (1330, 126578), (1444, 116585), (1805, 93268), (2527, 66620), (2660, 63289), (3331, 50540), (3610, 46634), (5054, 33310), (6662, 25270), (7220, 23317), (10108, 16655), (12635, 13324)]