209215152008

素因数分解:

$2^3\times {\mathrm{151}}^1\times {\mathrm{191}}^1\times {\mathrm{313}}^1\times {\mathrm{2897}}^1$

素因数の和:3558

約数の個数: 64

約数和(自身を含む): 398349342720

約数和(自身を除く): 189134190712

約数列:

[1, 2, 4, 8, 151, 191, 302, 313, 382, 604, 626, 764, 1208, 1252, 1528, 2504, 2897, 5794, 11588, 23176, 28841, 47263, 57682, 59783, 94526, 115364, 119566, 189052, 230728, 239132, 378104, 437447, 478264, 553327, 874894, 906761, 1106654, 1749788, 1813522, 2213308, 3499576, 3627044, 4426616, 7254088, 9027233, 18054466, 36108932, 72217864, 83552377, 136920911, 167104754, 173191351, 273841822, 334209508, 346382702, 547683644, 668419016, 692765404, 1095367288, 1385530808, 26151894001, 52303788002, 104607576004, 209215152008]

約数ペア:

[(1, 209215152008), (2, 104607576004), (4, 52303788002), (8, 26151894001), (151, 1385530808), (191, 1095367288), (302, 692765404), (313, 668419016), (382, 547683644), (604, 346382702), (626, 334209508), (764, 273841822), (1208, 173191351), (1252, 167104754), (1528, 136920911), (2504, 83552377), (2897, 72217864), (5794, 36108932), (11588, 18054466), (23176, 9027233), (28841, 7254088), (47263, 4426616), (57682, 3627044), (59783, 3499576), (94526, 2213308), (115364, 1813522), (119566, 1749788), (189052, 1106654), (230728, 906761), (239132, 874894), (378104, 553327), (437447, 478264)]