256533816

素因数分解:

$2^3\times 3^1\times 7^3\times {\mathrm{11}}^1\times {\mathrm{2833}}^1$

素因数の和:2874

約数の個数: 128

約数和(自身を含む): 816192000

約数和(自身を除く): 559658184

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 21, 22, 24, 28, 33, 42, 44, 49, 56, 66, 77, 84, 88, 98, 132, 147, 154, 168, 196, 231, 264, 294, 308, 343, 392, 462, 539, 588, 616, 686, 924, 1029, 1078, 1176, 1372, 1617, 1848, 2058, 2156, 2744, 2833, 3234, 3773, 4116, 4312, 5666, 6468, 7546, 8232, 8499, 11319, 11332, 12936, 15092, 16998, 19831, 22638, 22664, 30184, 31163, 33996, 39662, 45276, 59493, 62326, 67992, 79324, 90552, 93489, 118986, 124652, 138817, 158648, 186978, 218141, 237972, 249304, 277634, 373956, 416451, 436282, 475944, 555268, 654423, 747912, 832902, 872564, 971719, 1110536, 1308846, 1526987, 1665804, 1745128, 1943438, 2617692, 2915157, 3053974, 3331608, 3886876, 4580961, 5235384, 5830314, 6107948, 7773752, 9161922, 10688909, 11660628, 12215896, 18323844, 21377818, 23321256, 32066727, 36647688, 42755636, 64133454, 85511272, 128266908, 256533816]

約数ペア:

[(1, 256533816), (2, 128266908), (3, 85511272), (4, 64133454), (6, 42755636), (7, 36647688), (8, 32066727), (11, 23321256), (12, 21377818), (14, 18323844), (21, 12215896), (22, 11660628), (24, 10688909), (28, 9161922), (33, 7773752), (42, 6107948), (44, 5830314), (49, 5235384), (56, 4580961), (66, 3886876), (77, 3331608), (84, 3053974), (88, 2915157), (98, 2617692), (132, 1943438), (147, 1745128), (154, 1665804), (168, 1526987), (196, 1308846), (231, 1110536), (264, 971719), (294, 872564), (308, 832902), (343, 747912), (392, 654423), (462, 555268), (539, 475944), (588, 436282), (616, 416451), (686, 373956), (924, 277634), (1029, 249304), (1078, 237972), (1176, 218141), (1372, 186978), (1617, 158648), (1848, 138817), (2058, 124652), (2156, 118986), (2744, 93489), (2833, 90552), (3234, 79324), (3773, 67992), (4116, 62326), (4312, 59493), (5666, 45276), (6468, 39662), (7546, 33996), (8232, 31163), (8499, 30184), (11319, 22664), (11332, 22638), (12936, 19831), (15092, 16998)]