290147208

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{40433}}^1$

素因数の和:40478

約数の個数: 64

約数和(自身を含む): 815149440

約数和(自身を除く): 525002232

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 23, 24, 26, 39, 46, 52, 69, 78, 92, 104, 138, 156, 184, 276, 299, 312, 552, 598, 897, 1196, 1794, 2392, 3588, 7176, 40433, 80866, 121299, 161732, 242598, 323464, 485196, 525629, 929959, 970392, 1051258, 1576887, 1859918, 2102516, 2789877, 3153774, 3719836, 4205032, 5579754, 6307548, 7439672, 11159508, 12089467, 12615096, 22319016, 24178934, 36268401, 48357868, 72536802, 96715736, 145073604, 290147208]

約数ペア:

[(1, 290147208), (2, 145073604), (3, 96715736), (4, 72536802), (6, 48357868), (8, 36268401), (12, 24178934), (13, 22319016), (23, 12615096), (24, 12089467), (26, 11159508), (39, 7439672), (46, 6307548), (52, 5579754), (69, 4205032), (78, 3719836), (92, 3153774), (104, 2789877), (138, 2102516), (156, 1859918), (184, 1576887), (276, 1051258), (299, 970392), (312, 929959), (552, 525629), (598, 485196), (897, 323464), (1196, 242598), (1794, 161732), (2392, 121299), (3588, 80866), (7176, 40433)]