80547180

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{27397}}^1$

素因数の和:27423

約数の個数: 72

約数和(自身を含む): 262363248

約数和(自身を除く): 181816068

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, 27397, 54794, 82191, 109588, 136985, 164382, 191779, 273970, 328764, 383558, 410955, 547940, 575337, 767116, 821910, 958895, 1150674, 1342453, 1643820, 1917790, 2301348, 2684906, 2876685, 3835580, 4027359, 5369812, 5753370, 6712265, 8054718, 11506740, 13424530, 16109436, 20136795, 26849060, 40273590, 80547180]

約数ペア:

[(1, 80547180), (2, 40273590), (3, 26849060), (4, 20136795), (5, 16109436), (6, 13424530), (7, 11506740), (10, 8054718), (12, 6712265), (14, 5753370), (15, 5369812), (20, 4027359), (21, 3835580), (28, 2876685), (30, 2684906), (35, 2301348), (42, 1917790), (49, 1643820), (60, 1342453), (70, 1150674), (84, 958895), (98, 821910), (105, 767116), (140, 575337), (147, 547940), (196, 410955), (210, 383558), (245, 328764), (294, 273970), (420, 191779), (490, 164382), (588, 136985), (735, 109588), (980, 82191), (1470, 54794), (2940, 27397)]