305865468

素因数分解:

$2^2\times 3^2\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{4493}}^1$

素因数の和:4595

約数の個数: 72

約数和(自身を含む): 811364736

約数和(自身を除く): 505499268

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 31, 36, 61, 62, 93, 122, 124, 183, 186, 244, 279, 366, 372, 549, 558, 732, 1098, 1116, 1891, 2196, 3782, 4493, 5673, 7564, 8986, 11346, 13479, 17019, 17972, 22692, 26958, 34038, 40437, 53916, 68076, 80874, 139283, 161748, 274073, 278566, 417849, 548146, 557132, 822219, 835698, 1096292, 1253547, 1644438, 1671396, 2466657, 2507094, 3288876, 4933314, 5014188, 8496263, 9866628, 16992526, 25488789, 33985052, 50977578, 76466367, 101955156, 152932734, 305865468]

約数ペア:

[(1, 305865468), (2, 152932734), (3, 101955156), (4, 76466367), (6, 50977578), (9, 33985052), (12, 25488789), (18, 16992526), (31, 9866628), (36, 8496263), (61, 5014188), (62, 4933314), (93, 3288876), (122, 2507094), (124, 2466657), (183, 1671396), (186, 1644438), (244, 1253547), (279, 1096292), (366, 835698), (372, 822219), (549, 557132), (558, 548146), (732, 417849), (1098, 278566), (1116, 274073), (1891, 161748), (2196, 139283), (3782, 80874), (4493, 68076), (5673, 53916), (7564, 40437), (8986, 34038), (11346, 26958), (13479, 22692), (17019, 17972)]