279444880

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{1879}}^1$

素因数の和:1929

約数の個数: 120

約数和(自身を含む): 767897280

約数和(自身を除く): 488452400

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 26, 40, 44, 52, 55, 65, 80, 88, 104, 110, 130, 143, 169, 176, 208, 220, 260, 286, 338, 440, 520, 572, 676, 715, 845, 880, 1040, 1144, 1352, 1430, 1690, 1859, 1879, 2288, 2704, 2860, 3380, 3718, 3758, 5720, 6760, 7436, 7516, 9295, 9395, 11440, 13520, 14872, 15032, 18590, 18790, 20669, 24427, 29744, 30064, 37180, 37580, 41338, 48854, 74360, 75160, 82676, 97708, 103345, 122135, 148720, 150320, 165352, 195416, 206690, 244270, 268697, 317551, 330704, 390832, 413380, 488540, 537394, 635102, 826760, 977080, 1074788, 1270204, 1343485, 1587755, 1653520, 1954160, 2149576, 2540408, 2686970, 3175510, 3493061, 4299152, 5080816, 5373940, 6351020, 6986122, 10747880, 12702040, 13972244, 17465305, 21495760, 25404080, 27944488, 34930610, 55888976, 69861220, 139722440, 279444880]

約数ペア:

[(1, 279444880), (2, 139722440), (4, 69861220), (5, 55888976), (8, 34930610), (10, 27944488), (11, 25404080), (13, 21495760), (16, 17465305), (20, 13972244), (22, 12702040), (26, 10747880), (40, 6986122), (44, 6351020), (52, 5373940), (55, 5080816), (65, 4299152), (80, 3493061), (88, 3175510), (104, 2686970), (110, 2540408), (130, 2149576), (143, 1954160), (169, 1653520), (176, 1587755), (208, 1343485), (220, 1270204), (260, 1074788), (286, 977080), (338, 826760), (440, 635102), (520, 537394), (572, 488540), (676, 413380), (715, 390832), (845, 330704), (880, 317551), (1040, 268697), (1144, 244270), (1352, 206690), (1430, 195416), (1690, 165352), (1859, 150320), (1879, 148720), (2288, 122135), (2704, 103345), (2860, 97708), (3380, 82676), (3718, 75160), (3758, 74360), (5720, 48854), (6760, 41338), (7436, 37580), (7516, 37180), (9295, 30064), (9395, 29744), (11440, 24427), (13520, 20669), (14872, 18790), (15032, 18590)]