399788340

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{827}}^1\times {\mathrm{1151}}^1$

素因数の和:1997

約数の個数: 96

約数和(自身を含む): 1281982464

約数和(自身を除く): 882194124

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 827, 1151, 1654, 2302, 2481, 3308, 3453, 4135, 4604, 4962, 5755, 5789, 6906, 8057, 8270, 9924, 11510, 11578, 12405, 13812, 16114, 16540, 17265, 17367, 23020, 23156, 24171, 24810, 28945, 32228, 34530, 34734, 40285, 48342, 49620, 57890, 69060, 69468, 80570, 86835, 96684, 115780, 120855, 161140, 173670, 241710, 347340, 483420, 951877, 1903754, 2855631, 3807508, 4759385, 5711262, 6663139, 9518770, 11422524, 13326278, 14278155, 19037540, 19989417, 26652556, 28556310, 33315695, 39978834, 57112620, 66631390, 79957668, 99947085, 133262780, 199894170, 399788340]

約数ペア:

[(1, 399788340), (2, 199894170), (3, 133262780), (4, 99947085), (5, 79957668), (6, 66631390), (7, 57112620), (10, 39978834), (12, 33315695), (14, 28556310), (15, 26652556), (20, 19989417), (21, 19037540), (28, 14278155), (30, 13326278), (35, 11422524), (42, 9518770), (60, 6663139), (70, 5711262), (84, 4759385), (105, 3807508), (140, 2855631), (210, 1903754), (420, 951877), (827, 483420), (1151, 347340), (1654, 241710), (2302, 173670), (2481, 161140), (3308, 120855), (3453, 115780), (4135, 96684), (4604, 86835), (4962, 80570), (5755, 69468), (5789, 69060), (6906, 57890), (8057, 49620), (8270, 48342), (9924, 40285), (11510, 34734), (11578, 34530), (12405, 32228), (13812, 28945), (16114, 24810), (16540, 24171), (17265, 23156), (17367, 23020)]