280691856

素因数分解:

$2^4\times 3^2\times {\mathrm{31}}^1\times {\mathrm{227}}^1\times {\mathrm{277}}^1$

素因数の和:549

約数の個数: 120

約数和(自身を含む): 817400064

約数和(自身を除く): 536708208

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 36, 48, 62, 72, 93, 124, 144, 186, 227, 248, 277, 279, 372, 454, 496, 554, 558, 681, 744, 831, 908, 1108, 1116, 1362, 1488, 1662, 1816, 2043, 2216, 2232, 2493, 2724, 3324, 3632, 4086, 4432, 4464, 4986, 5448, 6648, 7037, 8172, 8587, 9972, 10896, 13296, 14074, 16344, 17174, 19944, 21111, 25761, 28148, 32688, 34348, 39888, 42222, 51522, 56296, 62879, 63333, 68696, 77283, 84444, 103044, 112592, 125758, 126666, 137392, 154566, 168888, 188637, 206088, 251516, 253332, 309132, 337776, 377274, 412176, 503032, 506664, 565911, 618264, 754548, 1006064, 1013328, 1131822, 1236528, 1509096, 1949249, 2263644, 3018192, 3898498, 4527288, 5847747, 7796996, 9054576, 11695494, 15593992, 17543241, 23390988, 31187984, 35086482, 46781976, 70172964, 93563952, 140345928, 280691856]

約数ペア:

[(1, 280691856), (2, 140345928), (3, 93563952), (4, 70172964), (6, 46781976), (8, 35086482), (9, 31187984), (12, 23390988), (16, 17543241), (18, 15593992), (24, 11695494), (31, 9054576), (36, 7796996), (48, 5847747), (62, 4527288), (72, 3898498), (93, 3018192), (124, 2263644), (144, 1949249), (186, 1509096), (227, 1236528), (248, 1131822), (277, 1013328), (279, 1006064), (372, 754548), (454, 618264), (496, 565911), (554, 506664), (558, 503032), (681, 412176), (744, 377274), (831, 337776), (908, 309132), (1108, 253332), (1116, 251516), (1362, 206088), (1488, 188637), (1662, 168888), (1816, 154566), (2043, 137392), (2216, 126666), (2232, 125758), (2493, 112592), (2724, 103044), (3324, 84444), (3632, 77283), (4086, 68696), (4432, 63333), (4464, 62879), (4986, 56296), (5448, 51522), (6648, 42222), (7037, 39888), (8172, 34348), (8587, 32688), (9972, 28148), (10896, 25761), (13296, 21111), (14074, 19944), (16344, 17174)]