79142840

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{149}}^1\times {\mathrm{271}}^1$

素因数の和:445

約数の個数: 96

約数和(自身を含む): 209304000

約数和(自身を除く): 130161160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 149, 196, 245, 271, 280, 298, 392, 490, 542, 596, 745, 980, 1043, 1084, 1192, 1355, 1490, 1897, 1960, 2086, 2168, 2710, 2980, 3794, 4172, 5215, 5420, 5960, 7301, 7588, 8344, 9485, 10430, 10840, 13279, 14602, 15176, 18970, 20860, 26558, 29204, 36505, 37940, 40379, 41720, 53116, 58408, 66395, 73010, 75880, 80758, 106232, 132790, 146020, 161516, 201895, 265580, 282653, 292040, 323032, 403790, 531160, 565306, 807580, 1130612, 1413265, 1615160, 1978571, 2261224, 2826530, 3957142, 5653060, 7914284, 9892855, 11306120, 15828568, 19785710, 39571420, 79142840]

約数ペア:

[(1, 79142840), (2, 39571420), (4, 19785710), (5, 15828568), (7, 11306120), (8, 9892855), (10, 7914284), (14, 5653060), (20, 3957142), (28, 2826530), (35, 2261224), (40, 1978571), (49, 1615160), (56, 1413265), (70, 1130612), (98, 807580), (140, 565306), (149, 531160), (196, 403790), (245, 323032), (271, 292040), (280, 282653), (298, 265580), (392, 201895), (490, 161516), (542, 146020), (596, 132790), (745, 106232), (980, 80758), (1043, 75880), (1084, 73010), (1192, 66395), (1355, 58408), (1490, 53116), (1897, 41720), (1960, 40379), (2086, 37940), (2168, 36505), (2710, 29204), (2980, 26558), (3794, 20860), (4172, 18970), (5215, 15176), (5420, 14602), (5960, 13279), (7301, 10840), (7588, 10430), (8344, 9485)]