235503240

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{491}}^1\times {\mathrm{571}}^1$

素因数の和:1083

約数の個数: 128

約数和(自身を含む): 810501120

約数和(自身を除く): 574997880

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, 491, 571, 840, 982, 1142, 1473, 1713, 1964, 2284, 2455, 2855, 2946, 3426, 3437, 3928, 3997, 4568, 4910, 5710, 5892, 6852, 6874, 7365, 7994, 8565, 9820, 10311, 11420, 11784, 11991, 13704, 13748, 14730, 15988, 17130, 17185, 19640, 19985, 20622, 22840, 23982, 27496, 29460, 31976, 34260, 34370, 39970, 41244, 47964, 51555, 58920, 59955, 68520, 68740, 79940, 82488, 95928, 103110, 119910, 137480, 159880, 206220, 239820, 280361, 412440, 479640, 560722, 841083, 1121444, 1401805, 1682166, 1962527, 2242888, 2803610, 3364332, 3925054, 4205415, 5607220, 5887581, 6728664, 7850108, 8410830, 9812635, 11214440, 11775162, 15700216, 16821660, 19625270, 23550324, 29437905, 33643320, 39250540, 47100648, 58875810, 78501080, 117751620, 235503240]

約数ペア:

[(1, 235503240), (2, 117751620), (3, 78501080), (4, 58875810), (5, 47100648), (6, 39250540), (7, 33643320), (8, 29437905), (10, 23550324), (12, 19625270), (14, 16821660), (15, 15700216), (20, 11775162), (21, 11214440), (24, 9812635), (28, 8410830), (30, 7850108), (35, 6728664), (40, 5887581), (42, 5607220), (56, 4205415), (60, 3925054), (70, 3364332), (84, 2803610), (105, 2242888), (120, 1962527), (140, 1682166), (168, 1401805), (210, 1121444), (280, 841083), (420, 560722), (491, 479640), (571, 412440), (840, 280361), (982, 239820), (1142, 206220), (1473, 159880), (1713, 137480), (1964, 119910), (2284, 103110), (2455, 95928), (2855, 82488), (2946, 79940), (3426, 68740), (3437, 68520), (3928, 59955), (3997, 58920), (4568, 51555), (4910, 47964), (5710, 41244), (5892, 39970), (6852, 34370), (6874, 34260), (7365, 31976), (7994, 29460), (8565, 27496), (9820, 23982), (10311, 22840), (11420, 20622), (11784, 19985), (11991, 19640), (13704, 17185), (13748, 17130), (14730, 15988)]