666076768

素因数分解:

$2^5\times 7^1\times {\mathrm{19}}^2\times {\mathrm{8237}}^1$

素因数の和:8292

約数の個数: 72

約数和(自身を含む): 1581893712

約数和(自身を除く): 915816944

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 38, 56, 76, 112, 133, 152, 224, 266, 304, 361, 532, 608, 722, 1064, 1444, 2128, 2527, 2888, 4256, 5054, 5776, 8237, 10108, 11552, 16474, 20216, 32948, 40432, 57659, 65896, 80864, 115318, 131792, 156503, 230636, 263584, 313006, 461272, 626012, 922544, 1095521, 1252024, 1845088, 2191042, 2504048, 2973557, 4382084, 5008096, 5947114, 8764168, 11894228, 17528336, 20814899, 23788456, 35056672, 41629798, 47576912, 83259596, 95153824, 166519192, 333038384, 666076768]

約数ペア:

[(1, 666076768), (2, 333038384), (4, 166519192), (7, 95153824), (8, 83259596), (14, 47576912), (16, 41629798), (19, 35056672), (28, 23788456), (32, 20814899), (38, 17528336), (56, 11894228), (76, 8764168), (112, 5947114), (133, 5008096), (152, 4382084), (224, 2973557), (266, 2504048), (304, 2191042), (361, 1845088), (532, 1252024), (608, 1095521), (722, 922544), (1064, 626012), (1444, 461272), (2128, 313006), (2527, 263584), (2888, 230636), (4256, 156503), (5054, 131792), (5776, 115318), (8237, 80864), (10108, 65896), (11552, 57659), (16474, 40432), (20216, 32948)]