78971544

素因数分解:

$2^3\times 3^3\times {\mathrm{163}}^1\times {\mathrm{2243}}^1$

素因数の和:2421

約数の個数: 64

約数和(自身を含む): 220809600

約数和(自身を除く): 141838056

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 108, 163, 216, 326, 489, 652, 978, 1304, 1467, 1956, 2243, 2934, 3912, 4401, 4486, 5868, 6729, 8802, 8972, 11736, 13458, 17604, 17944, 20187, 26916, 35208, 40374, 53832, 60561, 80748, 121122, 161496, 242244, 365609, 484488, 731218, 1096827, 1462436, 2193654, 2924872, 3290481, 4387308, 6580962, 8774616, 9871443, 13161924, 19742886, 26323848, 39485772, 78971544]

約数ペア:

[(1, 78971544), (2, 39485772), (3, 26323848), (4, 19742886), (6, 13161924), (8, 9871443), (9, 8774616), (12, 6580962), (18, 4387308), (24, 3290481), (27, 2924872), (36, 2193654), (54, 1462436), (72, 1096827), (108, 731218), (163, 484488), (216, 365609), (326, 242244), (489, 161496), (652, 121122), (978, 80748), (1304, 60561), (1467, 53832), (1956, 40374), (2243, 35208), (2934, 26916), (3912, 20187), (4401, 17944), (4486, 17604), (5868, 13458), (6729, 11736), (8802, 8972)]