168578904

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{397}}^1\times {\mathrm{1361}}^1$

素因数の和:1780

約数の個数: 64

約数和(自身を含む): 455343840

約数和(自身を除く): 286764936

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 397, 794, 1191, 1361, 1588, 2382, 2722, 3176, 4083, 4764, 5161, 5444, 8166, 9528, 10322, 10888, 15483, 16332, 17693, 20644, 30966, 32664, 35386, 41288, 53079, 61932, 70772, 106158, 123864, 141544, 212316, 424632, 540317, 1080634, 1620951, 2161268, 3241902, 4322536, 6483804, 7024121, 12967608, 14048242, 21072363, 28096484, 42144726, 56192968, 84289452, 168578904]

約数ペア:

[(1, 168578904), (2, 84289452), (3, 56192968), (4, 42144726), (6, 28096484), (8, 21072363), (12, 14048242), (13, 12967608), (24, 7024121), (26, 6483804), (39, 4322536), (52, 3241902), (78, 2161268), (104, 1620951), (156, 1080634), (312, 540317), (397, 424632), (794, 212316), (1191, 141544), (1361, 123864), (1588, 106158), (2382, 70772), (2722, 61932), (3176, 53079), (4083, 41288), (4764, 35386), (5161, 32664), (5444, 30966), (8166, 20644), (9528, 17693), (10322, 16332), (10888, 15483)]