218416848

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{541}}^1\times {\mathrm{647}}^1$

素因数の和:1212

約数の個数: 80

約数和(自身を含む): 609710976

約数和(自身を除く): 391294128

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 312, 541, 624, 647, 1082, 1294, 1623, 1941, 2164, 2588, 3246, 3882, 4328, 5176, 6492, 7033, 7764, 8411, 8656, 10352, 12984, 14066, 15528, 16822, 21099, 25233, 25968, 28132, 31056, 33644, 42198, 50466, 56264, 67288, 84396, 100932, 112528, 134576, 168792, 201864, 337584, 350027, 403728, 700054, 1050081, 1400108, 2100162, 2800216, 4200324, 4550351, 5600432, 8400648, 9100702, 13651053, 16801296, 18201404, 27302106, 36402808, 54604212, 72805616, 109208424, 218416848]

約数ペア:

[(1, 218416848), (2, 109208424), (3, 72805616), (4, 54604212), (6, 36402808), (8, 27302106), (12, 18201404), (13, 16801296), (16, 13651053), (24, 9100702), (26, 8400648), (39, 5600432), (48, 4550351), (52, 4200324), (78, 2800216), (104, 2100162), (156, 1400108), (208, 1050081), (312, 700054), (541, 403728), (624, 350027), (647, 337584), (1082, 201864), (1294, 168792), (1623, 134576), (1941, 112528), (2164, 100932), (2588, 84396), (3246, 67288), (3882, 56264), (4328, 50466), (5176, 42198), (6492, 33644), (7033, 31056), (7764, 28132), (8411, 25968), (8656, 25233), (10352, 21099), (12984, 16822), (14066, 15528)]