140297872

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{3607}}^1$

素因数の和:3656

約数の個数: 80

約数和(自身を含む): 338228352

約数和(自身を除く): 197930480

約数列:

[1, 2, 4, 8, 11, 13, 16, 17, 22, 26, 34, 44, 52, 68, 88, 104, 136, 143, 176, 187, 208, 221, 272, 286, 374, 442, 572, 748, 884, 1144, 1496, 1768, 2288, 2431, 2992, 3536, 3607, 4862, 7214, 9724, 14428, 19448, 28856, 38896, 39677, 46891, 57712, 61319, 79354, 93782, 122638, 158708, 187564, 245276, 317416, 375128, 490552, 515801, 634832, 674509, 750256, 797147, 981104, 1031602, 1349018, 1594294, 2063204, 2698036, 3188588, 4126408, 5396072, 6377176, 8252816, 8768617, 10792144, 12754352, 17537234, 35074468, 70148936, 140297872]

約数ペア:

[(1, 140297872), (2, 70148936), (4, 35074468), (8, 17537234), (11, 12754352), (13, 10792144), (16, 8768617), (17, 8252816), (22, 6377176), (26, 5396072), (34, 4126408), (44, 3188588), (52, 2698036), (68, 2063204), (88, 1594294), (104, 1349018), (136, 1031602), (143, 981104), (176, 797147), (187, 750256), (208, 674509), (221, 634832), (272, 515801), (286, 490552), (374, 375128), (442, 317416), (572, 245276), (748, 187564), (884, 158708), (1144, 122638), (1496, 93782), (1768, 79354), (2288, 61319), (2431, 57712), (2992, 46891), (3536, 39677), (3607, 38896), (4862, 28856), (7214, 19448), (9724, 14428)]