140770140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{47881}}^1$

素因数の和:47907

約数の個数: 72

約数和(自身を含む): 458518032

約数和(自身を除く): 317747892

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 47881, 95762, 143643, 191524, 239405, 287286, 335167, 478810, 574572, 670334, 718215, 957620, 1005501, 1340668, 1436430, 1675835, 2011002, 2346169, 2872860, 3351670, 4022004, 4692338, 5027505, 6703340, 7038507, 9384676, 10055010, 11730845, 14077014, 20110020, 23461690, 28154028, 35192535, 46923380, 70385070, 140770140]

約数ペア:

[(1, 140770140), (2, 70385070), (3, 46923380), (4, 35192535), (5, 28154028), (6, 23461690), (7, 20110020), (10, 14077014), (12, 11730845), (14, 10055010), (15, 9384676), (20, 7038507), (21, 6703340), (28, 5027505), (30, 4692338), (35, 4022004), (42, 3351670), (49, 2872860), (60, 2346169), (70, 2011002), (84, 1675835), (98, 1436430), (105, 1340668), (140, 1005501), (147, 957620), (196, 718215), (210, 670334), (245, 574572), (294, 478810), (420, 335167), (490, 287286), (588, 239405), (735, 191524), (980, 143643), (1470, 95762), (2940, 47881)]