272628880

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{211}}^1\times {\mathrm{521}}^1$

素因数の和:776

約数の個数: 80

約数和(自身を含む): 658672128

約数和(自身を除く): 386043248

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 211, 248, 310, 422, 496, 521, 620, 844, 1042, 1055, 1240, 1688, 2084, 2110, 2480, 2605, 3376, 4168, 4220, 5210, 6541, 8336, 8440, 10420, 13082, 16151, 16880, 20840, 26164, 32302, 32705, 41680, 52328, 64604, 65410, 80755, 104656, 109931, 129208, 130820, 161510, 219862, 258416, 261640, 323020, 439724, 523280, 549655, 646040, 879448, 1099310, 1292080, 1758896, 2198620, 3407861, 4397240, 6815722, 8794480, 13631444, 17039305, 27262888, 34078610, 54525776, 68157220, 136314440, 272628880]

約数ペア:

[(1, 272628880), (2, 136314440), (4, 68157220), (5, 54525776), (8, 34078610), (10, 27262888), (16, 17039305), (20, 13631444), (31, 8794480), (40, 6815722), (62, 4397240), (80, 3407861), (124, 2198620), (155, 1758896), (211, 1292080), (248, 1099310), (310, 879448), (422, 646040), (496, 549655), (521, 523280), (620, 439724), (844, 323020), (1042, 261640), (1055, 258416), (1240, 219862), (1688, 161510), (2084, 130820), (2110, 129208), (2480, 109931), (2605, 104656), (3376, 80755), (4168, 65410), (4220, 64604), (5210, 52328), (6541, 41680), (8336, 32705), (8440, 32302), (10420, 26164), (13082, 20840), (16151, 16880)]