297748880

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1531}}^1$

素因数の和:1585

約数の個数: 160

約数和(自身を含む): 861694848

約数和(自身を除く): 563945968

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 17, 20, 22, 26, 34, 40, 44, 52, 55, 65, 68, 80, 85, 88, 104, 110, 130, 136, 143, 170, 176, 187, 208, 220, 221, 260, 272, 286, 340, 374, 440, 442, 520, 572, 680, 715, 748, 880, 884, 935, 1040, 1105, 1144, 1360, 1430, 1496, 1531, 1768, 1870, 2210, 2288, 2431, 2860, 2992, 3062, 3536, 3740, 4420, 4862, 5720, 6124, 7480, 7655, 8840, 9724, 11440, 12155, 12248, 14960, 15310, 16841, 17680, 19448, 19903, 24310, 24496, 26027, 30620, 33682, 38896, 39806, 48620, 52054, 61240, 67364, 79612, 84205, 97240, 99515, 104108, 122480, 130135, 134728, 159224, 168410, 194480, 199030, 208216, 218933, 260270, 269456, 286297, 318448, 336820, 338351, 398060, 416432, 437866, 520540, 572594, 673640, 676702, 796120, 875732, 1041080, 1094665, 1145188, 1347280, 1353404, 1431485, 1592240, 1691755, 1751464, 2082160, 2189330, 2290376, 2706808, 2862970, 3383510, 3502928, 3721861, 4378660, 4580752, 5413616, 5725940, 6767020, 7443722, 8757320, 11451880, 13534040, 14887444, 17514640, 18609305, 22903760, 27068080, 29774888, 37218610, 59549776, 74437220, 148874440, 297748880]

約数ペア:

[(1, 297748880), (2, 148874440), (4, 74437220), (5, 59549776), (8, 37218610), (10, 29774888), (11, 27068080), (13, 22903760), (16, 18609305), (17, 17514640), (20, 14887444), (22, 13534040), (26, 11451880), (34, 8757320), (40, 7443722), (44, 6767020), (52, 5725940), (55, 5413616), (65, 4580752), (68, 4378660), (80, 3721861), (85, 3502928), (88, 3383510), (104, 2862970), (110, 2706808), (130, 2290376), (136, 2189330), (143, 2082160), (170, 1751464), (176, 1691755), (187, 1592240), (208, 1431485), (220, 1353404), (221, 1347280), (260, 1145188), (272, 1094665), (286, 1041080), (340, 875732), (374, 796120), (440, 676702), (442, 673640), (520, 572594), (572, 520540), (680, 437866), (715, 416432), (748, 398060), (880, 338351), (884, 336820), (935, 318448), (1040, 286297), (1105, 269456), (1144, 260270), (1360, 218933), (1430, 208216), (1496, 199030), (1531, 194480), (1768, 168410), (1870, 159224), (2210, 134728), (2288, 130135), (2431, 122480), (2860, 104108), (2992, 99515), (3062, 97240), (3536, 84205), (3740, 79612), (4420, 67364), (4862, 61240), (5720, 52054), (6124, 48620), (7480, 39806), (7655, 38896), (8840, 33682), (9724, 30620), (11440, 26027), (12155, 24496), (12248, 24310), (14960, 19903), (15310, 19448), (16841, 17680)]