161815056

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{211}}^1\times {\mathrm{1229}}^1$

素因数の和:1464

約数の個数: 80

約数和(自身を含む): 452679360

約数和(自身を除く): 290864304

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 211, 312, 422, 624, 633, 844, 1229, 1266, 1688, 2458, 2532, 2743, 3376, 3687, 4916, 5064, 5486, 7374, 8229, 9832, 10128, 10972, 14748, 15977, 16458, 19664, 21944, 29496, 31954, 32916, 43888, 47931, 58992, 63908, 65832, 95862, 127816, 131664, 191724, 255632, 259319, 383448, 518638, 766896, 777957, 1037276, 1555914, 2074552, 3111828, 3371147, 4149104, 6223656, 6742294, 10113441, 12447312, 13484588, 20226882, 26969176, 40453764, 53938352, 80907528, 161815056]

約数ペア:

[(1, 161815056), (2, 80907528), (3, 53938352), (4, 40453764), (6, 26969176), (8, 20226882), (12, 13484588), (13, 12447312), (16, 10113441), (24, 6742294), (26, 6223656), (39, 4149104), (48, 3371147), (52, 3111828), (78, 2074552), (104, 1555914), (156, 1037276), (208, 777957), (211, 766896), (312, 518638), (422, 383448), (624, 259319), (633, 255632), (844, 191724), (1229, 131664), (1266, 127816), (1688, 95862), (2458, 65832), (2532, 63908), (2743, 58992), (3376, 47931), (3687, 43888), (4916, 32916), (5064, 31954), (5486, 29496), (7374, 21944), (8229, 19664), (9832, 16458), (10128, 15977), (10972, 14748)]