231791960

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{107}}^1\times {\mathrm{1747}}^1$

素因数の和:1896

約数の個数: 64

約数和(自身を含む): 543697920

約数和(自身を除く): 311905960

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 107, 124, 155, 214, 248, 310, 428, 535, 620, 856, 1070, 1240, 1747, 2140, 3317, 3494, 4280, 6634, 6988, 8735, 13268, 13976, 16585, 17470, 26536, 33170, 34940, 54157, 66340, 69880, 108314, 132680, 186929, 216628, 270785, 373858, 433256, 541570, 747716, 934645, 1083140, 1495432, 1869290, 2166280, 3738580, 5794799, 7477160, 11589598, 23179196, 28973995, 46358392, 57947990, 115895980, 231791960]

約数ペア:

[(1, 231791960), (2, 115895980), (4, 57947990), (5, 46358392), (8, 28973995), (10, 23179196), (20, 11589598), (31, 7477160), (40, 5794799), (62, 3738580), (107, 2166280), (124, 1869290), (155, 1495432), (214, 1083140), (248, 934645), (310, 747716), (428, 541570), (535, 433256), (620, 373858), (856, 270785), (1070, 216628), (1240, 186929), (1747, 132680), (2140, 108314), (3317, 69880), (3494, 66340), (4280, 54157), (6634, 34940), (6988, 33170), (8735, 26536), (13268, 17470), (13976, 16585)]