289330390

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{79}}^1\times {\mathrm{173}}^1$

素因数の和:361

約数の個数: 64

約数和(自身を含む): 556243200

約数和(自身を除く): 266912810

約数列:

[1, 2, 5, 10, 29, 58, 73, 79, 145, 146, 158, 173, 290, 346, 365, 395, 730, 790, 865, 1730, 2117, 2291, 4234, 4582, 5017, 5767, 10034, 10585, 11455, 11534, 12629, 13667, 21170, 22910, 25085, 25258, 27334, 28835, 50170, 57670, 63145, 68335, 126290, 136670, 167243, 334486, 366241, 396343, 732482, 792686, 836215, 997691, 1672430, 1831205, 1981715, 1995382, 3662410, 3963430, 4988455, 9976910, 28933039, 57866078, 144665195, 289330390]

約数ペア:

[(1, 289330390), (2, 144665195), (5, 57866078), (10, 28933039), (29, 9976910), (58, 4988455), (73, 3963430), (79, 3662410), (145, 1995382), (146, 1981715), (158, 1831205), (173, 1672430), (290, 997691), (346, 836215), (365, 792686), (395, 732482), (730, 396343), (790, 366241), (865, 334486), (1730, 167243), (2117, 136670), (2291, 126290), (4234, 68335), (4582, 63145), (5017, 57670), (5767, 50170), (10034, 28835), (10585, 27334), (11455, 25258), (11534, 25085), (12629, 22910), (13667, 21170)]