178023468

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{277}}^1\times {\mathrm{1093}}^1$

素因数の和:1391

約数の個数: 72

約数和(自身を含む): 485394672

約数和(自身を除く): 307371204

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 147, 196, 277, 294, 554, 588, 831, 1093, 1108, 1662, 1939, 2186, 3279, 3324, 3878, 4372, 5817, 6558, 7651, 7756, 11634, 13116, 13573, 15302, 22953, 23268, 27146, 30604, 40719, 45906, 53557, 54292, 81438, 91812, 107114, 160671, 162876, 214228, 302761, 321342, 605522, 642684, 908283, 1211044, 1816566, 2119327, 3633132, 4238654, 6357981, 8477308, 12715962, 14835289, 25431924, 29670578, 44505867, 59341156, 89011734, 178023468]

約数ペア:

[(1, 178023468), (2, 89011734), (3, 59341156), (4, 44505867), (6, 29670578), (7, 25431924), (12, 14835289), (14, 12715962), (21, 8477308), (28, 6357981), (42, 4238654), (49, 3633132), (84, 2119327), (98, 1816566), (147, 1211044), (196, 908283), (277, 642684), (294, 605522), (554, 321342), (588, 302761), (831, 214228), (1093, 162876), (1108, 160671), (1662, 107114), (1939, 91812), (2186, 81438), (3279, 54292), (3324, 53557), (3878, 45906), (4372, 40719), (5817, 30604), (6558, 27146), (7651, 23268), (7756, 22953), (11634, 15302), (13116, 13573)]