172331880

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{205157}}^1$

素因数の和:205178

約数の個数: 64

約数和(自身を含む): 590855040

約数和(自身を除く): 418523160

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 205157, 410314, 615471, 820628, 1025785, 1230942, 1436099, 1641256, 2051570, 2461884, 2872198, 3077355, 4103140, 4308297, 4923768, 5744396, 6154710, 7180495, 8206280, 8616594, 11488792, 12309420, 14360990, 17233188, 21541485, 24618840, 28721980, 34466376, 43082970, 57443960, 86165940, 172331880]

約数ペア:

[(1, 172331880), (2, 86165940), (3, 57443960), (4, 43082970), (5, 34466376), (6, 28721980), (7, 24618840), (8, 21541485), (10, 17233188), (12, 14360990), (14, 12309420), (15, 11488792), (20, 8616594), (21, 8206280), (24, 7180495), (28, 6154710), (30, 5744396), (35, 4923768), (40, 4308297), (42, 4103140), (56, 3077355), (60, 2872198), (70, 2461884), (84, 2051570), (105, 1641256), (120, 1436099), (140, 1230942), (168, 1025785), (210, 820628), (280, 615471), (420, 410314), (840, 205157)]