68783220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{34739}}^1$

素因数の和:34765

約数の個数: 72

約数和(自身を含む): 227616480

約数和(自身を除く): 158833260

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 330, 396, 495, 660, 990, 1980, 34739, 69478, 104217, 138956, 173695, 208434, 312651, 347390, 382129, 416868, 521085, 625302, 694780, 764258, 1042170, 1146387, 1250604, 1528516, 1563255, 1910645, 2084340, 2292774, 3126510, 3439161, 3821290, 4585548, 5731935, 6253020, 6878322, 7642580, 11463870, 13756644, 17195805, 22927740, 34391610, 68783220]

約数ペア:

[(1, 68783220), (2, 34391610), (3, 22927740), (4, 17195805), (5, 13756644), (6, 11463870), (9, 7642580), (10, 6878322), (11, 6253020), (12, 5731935), (15, 4585548), (18, 3821290), (20, 3439161), (22, 3126510), (30, 2292774), (33, 2084340), (36, 1910645), (44, 1563255), (45, 1528516), (55, 1250604), (60, 1146387), (66, 1042170), (90, 764258), (99, 694780), (110, 625302), (132, 521085), (165, 416868), (180, 382129), (198, 347390), (220, 312651), (330, 208434), (396, 173695), (495, 138956), (660, 104217), (990, 69478), (1980, 34739)]