191229770

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{491}}^1$

素因数の和:623

約数の個数: 64

約数和(自身を含む): 382579200

約数和(自身を除く): 191349430

約数列:

[1, 2, 5, 10, 17, 29, 34, 58, 79, 85, 145, 158, 170, 290, 395, 491, 493, 790, 982, 986, 1343, 2291, 2455, 2465, 2686, 4582, 4910, 4930, 6715, 8347, 11455, 13430, 14239, 16694, 22910, 28478, 38789, 38947, 41735, 71195, 77578, 77894, 83470, 142390, 193945, 194735, 242063, 387890, 389470, 484126, 659413, 1124881, 1210315, 1318826, 2249762, 2420630, 3297065, 5624405, 6594130, 11248810, 19122977, 38245954, 95614885, 191229770]

約数ペア:

[(1, 191229770), (2, 95614885), (5, 38245954), (10, 19122977), (17, 11248810), (29, 6594130), (34, 5624405), (58, 3297065), (79, 2420630), (85, 2249762), (145, 1318826), (158, 1210315), (170, 1124881), (290, 659413), (395, 484126), (491, 389470), (493, 387890), (790, 242063), (982, 194735), (986, 193945), (1343, 142390), (2291, 83470), (2455, 77894), (2465, 77578), (2686, 71195), (4582, 41735), (4910, 38947), (4930, 38789), (6715, 28478), (8347, 22910), (11455, 16694), (13430, 14239)]