256497648

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^1\times {\mathrm{457}}^1\times {\mathrm{1063}}^1$

素因数の和:1542

約数の個数: 80

約数和(自身を含む): 725120256

約数和(自身を除く): 468622608

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 33, 44, 48, 66, 88, 132, 176, 264, 457, 528, 914, 1063, 1371, 1828, 2126, 2742, 3189, 3656, 4252, 5027, 5484, 6378, 7312, 8504, 10054, 10968, 11693, 12756, 15081, 17008, 20108, 21936, 23386, 25512, 30162, 35079, 40216, 46772, 51024, 60324, 70158, 80432, 93544, 120648, 140316, 187088, 241296, 280632, 485791, 561264, 971582, 1457373, 1943164, 2914746, 3886328, 5343701, 5829492, 7772656, 10687402, 11658984, 16031103, 21374804, 23317968, 32062206, 42749608, 64124412, 85499216, 128248824, 256497648]

約数ペア:

[(1, 256497648), (2, 128248824), (3, 85499216), (4, 64124412), (6, 42749608), (8, 32062206), (11, 23317968), (12, 21374804), (16, 16031103), (22, 11658984), (24, 10687402), (33, 7772656), (44, 5829492), (48, 5343701), (66, 3886328), (88, 2914746), (132, 1943164), (176, 1457373), (264, 971582), (457, 561264), (528, 485791), (914, 280632), (1063, 241296), (1371, 187088), (1828, 140316), (2126, 120648), (2742, 93544), (3189, 80432), (3656, 70158), (4252, 60324), (5027, 51024), (5484, 46772), (6378, 40216), (7312, 35079), (8504, 30162), (10054, 25512), (10968, 23386), (11693, 21936), (12756, 20108), (15081, 17008)]