281593872

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{257}}^1\times {\mathrm{1087}}^1$

素因数の和:1365

約数の個数: 120

約数和(自身を含む): 904989696

約数和(自身を除く): 623395824

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 56, 63, 72, 84, 112, 126, 144, 168, 252, 257, 336, 504, 514, 771, 1008, 1028, 1087, 1542, 1799, 2056, 2174, 2313, 3084, 3261, 3598, 4112, 4348, 4626, 5397, 6168, 6522, 7196, 7609, 8696, 9252, 9783, 10794, 12336, 13044, 14392, 15218, 16191, 17392, 18504, 19566, 21588, 22827, 26088, 28784, 30436, 32382, 37008, 39132, 43176, 45654, 52176, 60872, 64764, 68481, 78264, 86352, 91308, 121744, 129528, 136962, 156528, 182616, 259056, 273924, 279359, 365232, 547848, 558718, 838077, 1095696, 1117436, 1676154, 1955513, 2234872, 2514231, 3352308, 3911026, 4469744, 5028462, 5866539, 6704616, 7822052, 10056924, 11733078, 13409232, 15644104, 17599617, 20113848, 23466156, 31288208, 35199234, 40227696, 46932312, 70398468, 93864624, 140796936, 281593872]

約数ペア:

[(1, 281593872), (2, 140796936), (3, 93864624), (4, 70398468), (6, 46932312), (7, 40227696), (8, 35199234), (9, 31288208), (12, 23466156), (14, 20113848), (16, 17599617), (18, 15644104), (21, 13409232), (24, 11733078), (28, 10056924), (36, 7822052), (42, 6704616), (48, 5866539), (56, 5028462), (63, 4469744), (72, 3911026), (84, 3352308), (112, 2514231), (126, 2234872), (144, 1955513), (168, 1676154), (252, 1117436), (257, 1095696), (336, 838077), (504, 558718), (514, 547848), (771, 365232), (1008, 279359), (1028, 273924), (1087, 259056), (1542, 182616), (1799, 156528), (2056, 136962), (2174, 129528), (2313, 121744), (3084, 91308), (3261, 86352), (3598, 78264), (4112, 68481), (4348, 64764), (4626, 60872), (5397, 52176), (6168, 45654), (6522, 43176), (7196, 39132), (7609, 37008), (8696, 32382), (9252, 30436), (9783, 28784), (10794, 26088), (12336, 22827), (13044, 21588), (14392, 19566), (15218, 18504), (16191, 17392)]