77827920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{479}}^1\times {\mathrm{677}}^1$

素因数の和:1172

約数の個数: 80

約数和(自身を含む): 242127360

約数和(自身を除く): 164299440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 479, 677, 958, 1354, 1437, 1916, 2031, 2395, 2708, 2874, 3385, 3832, 4062, 4790, 5416, 5748, 6770, 7185, 7664, 8124, 9580, 10155, 10832, 11496, 13540, 14370, 16248, 19160, 20310, 22992, 27080, 28740, 32496, 38320, 40620, 54160, 57480, 81240, 114960, 162480, 324283, 648566, 972849, 1297132, 1621415, 1945698, 2594264, 3242830, 3891396, 4864245, 5188528, 6485660, 7782792, 9728490, 12971320, 15565584, 19456980, 25942640, 38913960, 77827920]

約数ペア:

[(1, 77827920), (2, 38913960), (3, 25942640), (4, 19456980), (5, 15565584), (6, 12971320), (8, 9728490), (10, 7782792), (12, 6485660), (15, 5188528), (16, 4864245), (20, 3891396), (24, 3242830), (30, 2594264), (40, 1945698), (48, 1621415), (60, 1297132), (80, 972849), (120, 648566), (240, 324283), (479, 162480), (677, 114960), (958, 81240), (1354, 57480), (1437, 54160), (1916, 40620), (2031, 38320), (2395, 32496), (2708, 28740), (2874, 27080), (3385, 22992), (3832, 20310), (4062, 19160), (4790, 16248), (5416, 14370), (5748, 13540), (6770, 11496), (7185, 10832), (7664, 10155), (8124, 9580)]