490387248

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{261959}}^1$

素因数の和:261986

約数の個数: 60

約数和(自身を含む): 1477978320

約数和(自身を除く): 987591072

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 36, 39, 48, 52, 72, 78, 104, 117, 144, 156, 208, 234, 312, 468, 624, 936, 1872, 261959, 523918, 785877, 1047836, 1571754, 2095672, 2357631, 3143508, 3405467, 4191344, 4715262, 6287016, 6810934, 9430524, 10216401, 12574032, 13621868, 18861048, 20432802, 27243736, 30649203, 37722096, 40865604, 54487472, 61298406, 81731208, 122596812, 163462416, 245193624, 490387248]

約数ペア:

[(1, 490387248), (2, 245193624), (3, 163462416), (4, 122596812), (6, 81731208), (8, 61298406), (9, 54487472), (12, 40865604), (13, 37722096), (16, 30649203), (18, 27243736), (24, 20432802), (26, 18861048), (36, 13621868), (39, 12574032), (48, 10216401), (52, 9430524), (72, 6810934), (78, 6287016), (104, 4715262), (117, 4191344), (144, 3405467), (156, 3143508), (208, 2357631), (234, 2095672), (312, 1571754), (468, 1047836), (624, 785877), (936, 523918), (1872, 261959)]