900786040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{4957}}^1$

素因数の和:5045

約数の個数: 128

約数和(自身を含む): 2570227200

約数和(自身を除く): 1669441160

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 59, 70, 77, 88, 110, 118, 140, 154, 220, 236, 280, 295, 308, 385, 413, 440, 472, 590, 616, 649, 770, 826, 1180, 1298, 1540, 1652, 2065, 2360, 2596, 3080, 3245, 3304, 4130, 4543, 4957, 5192, 6490, 8260, 9086, 9914, 12980, 16520, 18172, 19828, 22715, 24785, 25960, 34699, 36344, 39656, 45430, 49570, 54527, 69398, 90860, 99140, 109054, 138796, 173495, 181720, 198280, 218108, 272635, 277592, 292463, 346990, 381689, 436216, 545270, 584926, 693980, 763378, 1090540, 1169852, 1387960, 1462315, 1526756, 1908445, 2047241, 2181080, 2339704, 2924630, 3053512, 3217093, 3816890, 4094482, 5849260, 6434186, 7633780, 8188964, 10236205, 11698520, 12868372, 15267560, 16085465, 16377928, 20472410, 22519651, 25736744, 32170930, 40944820, 45039302, 64341860, 81889640, 90078604, 112598255, 128683720, 180157208, 225196510, 450393020, 900786040]

約数ペア:

[(1, 900786040), (2, 450393020), (4, 225196510), (5, 180157208), (7, 128683720), (8, 112598255), (10, 90078604), (11, 81889640), (14, 64341860), (20, 45039302), (22, 40944820), (28, 32170930), (35, 25736744), (40, 22519651), (44, 20472410), (55, 16377928), (56, 16085465), (59, 15267560), (70, 12868372), (77, 11698520), (88, 10236205), (110, 8188964), (118, 7633780), (140, 6434186), (154, 5849260), (220, 4094482), (236, 3816890), (280, 3217093), (295, 3053512), (308, 2924630), (385, 2339704), (413, 2181080), (440, 2047241), (472, 1908445), (590, 1526756), (616, 1462315), (649, 1387960), (770, 1169852), (826, 1090540), (1180, 763378), (1298, 693980), (1540, 584926), (1652, 545270), (2065, 436216), (2360, 381689), (2596, 346990), (3080, 292463), (3245, 277592), (3304, 272635), (4130, 218108), (4543, 198280), (4957, 181720), (5192, 173495), (6490, 138796), (8260, 109054), (9086, 99140), (9914, 90860), (12980, 69398), (16520, 54527), (18172, 49570), (19828, 45430), (22715, 39656), (24785, 36344), (25960, 34699)]