308906748

素因数分解:

$2^2\times 3^2\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{2311}}^1$

素因数の和:2447

約数の個数: 72

約数和(自身を含む): 807905280

約数和(自身を除く): 498998532

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 47, 79, 94, 141, 158, 188, 237, 282, 316, 423, 474, 564, 711, 846, 948, 1422, 1692, 2311, 2844, 3713, 4622, 6933, 7426, 9244, 11139, 13866, 14852, 20799, 22278, 27732, 33417, 41598, 44556, 66834, 83196, 108617, 133668, 182569, 217234, 325851, 365138, 434468, 547707, 651702, 730276, 977553, 1095414, 1303404, 1643121, 1955106, 2190828, 3286242, 3910212, 6572484, 8580743, 17161486, 25742229, 34322972, 51484458, 77226687, 102968916, 154453374, 308906748]

約数ペア:

[(1, 308906748), (2, 154453374), (3, 102968916), (4, 77226687), (6, 51484458), (9, 34322972), (12, 25742229), (18, 17161486), (36, 8580743), (47, 6572484), (79, 3910212), (94, 3286242), (141, 2190828), (158, 1955106), (188, 1643121), (237, 1303404), (282, 1095414), (316, 977553), (423, 730276), (474, 651702), (564, 547707), (711, 434468), (846, 365138), (948, 325851), (1422, 217234), (1692, 182569), (2311, 133668), (2844, 108617), (3713, 83196), (4622, 66834), (6933, 44556), (7426, 41598), (9244, 33417), (11139, 27732), (13866, 22278), (14852, 20799)]