220620816

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{1759}}^1$

素因数の和:1853

約数の個数: 120

約数和(自身を含む): 675234560

約数和(自身を除く): 454613744

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 36, 39, 48, 52, 67, 72, 78, 104, 117, 134, 144, 156, 201, 208, 234, 268, 312, 402, 468, 536, 603, 624, 804, 871, 936, 1072, 1206, 1608, 1742, 1759, 1872, 2412, 2613, 3216, 3484, 3518, 4824, 5226, 5277, 6968, 7036, 7839, 9648, 10452, 10554, 13936, 14072, 15678, 15831, 20904, 21108, 22867, 28144, 31356, 31662, 41808, 42216, 45734, 62712, 63324, 68601, 84432, 91468, 117853, 125424, 126648, 137202, 182936, 205803, 235706, 253296, 274404, 353559, 365872, 411606, 471412, 548808, 707118, 823212, 942824, 1060677, 1097616, 1414236, 1532089, 1646424, 1885648, 2121354, 2828472, 3064178, 3292848, 4242708, 4596267, 5656944, 6128356, 8485416, 9192534, 12256712, 13788801, 16970832, 18385068, 24513424, 27577602, 36770136, 55155204, 73540272, 110310408, 220620816]

約数ペア:

[(1, 220620816), (2, 110310408), (3, 73540272), (4, 55155204), (6, 36770136), (8, 27577602), (9, 24513424), (12, 18385068), (13, 16970832), (16, 13788801), (18, 12256712), (24, 9192534), (26, 8485416), (36, 6128356), (39, 5656944), (48, 4596267), (52, 4242708), (67, 3292848), (72, 3064178), (78, 2828472), (104, 2121354), (117, 1885648), (134, 1646424), (144, 1532089), (156, 1414236), (201, 1097616), (208, 1060677), (234, 942824), (268, 823212), (312, 707118), (402, 548808), (468, 471412), (536, 411606), (603, 365872), (624, 353559), (804, 274404), (871, 253296), (936, 235706), (1072, 205803), (1206, 182936), (1608, 137202), (1742, 126648), (1759, 125424), (1872, 117853), (2412, 91468), (2613, 84432), (3216, 68601), (3484, 63324), (3518, 62712), (4824, 45734), (5226, 42216), (5277, 41808), (6968, 31662), (7036, 31356), (7839, 28144), (9648, 22867), (10452, 21108), (10554, 20904), (13936, 15831), (14072, 15678)]