77797620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{5471}}^1$

素因数の和:5565

約数の個数: 72

約数和(自身を含む): 239016960

約数和(自身を除く): 161219340

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 79, 90, 158, 180, 237, 316, 395, 474, 711, 790, 948, 1185, 1422, 1580, 2370, 2844, 3555, 4740, 5471, 7110, 10942, 14220, 16413, 21884, 27355, 32826, 49239, 54710, 65652, 82065, 98478, 109420, 164130, 196956, 246195, 328260, 432209, 492390, 864418, 984780, 1296627, 1728836, 2161045, 2593254, 3889881, 4322090, 5186508, 6483135, 7779762, 8644180, 12966270, 15559524, 19449405, 25932540, 38898810, 77797620]

約数ペア:

[(1, 77797620), (2, 38898810), (3, 25932540), (4, 19449405), (5, 15559524), (6, 12966270), (9, 8644180), (10, 7779762), (12, 6483135), (15, 5186508), (18, 4322090), (20, 3889881), (30, 2593254), (36, 2161045), (45, 1728836), (60, 1296627), (79, 984780), (90, 864418), (158, 492390), (180, 432209), (237, 328260), (316, 246195), (395, 196956), (474, 164130), (711, 109420), (790, 98478), (948, 82065), (1185, 65652), (1422, 54710), (1580, 49239), (2370, 32826), (2844, 27355), (3555, 21884), (4740, 16413), (5471, 14220), (7110, 10942)]