2781260640

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{44917}}^1$

素因数の和:44981

約数の個数: 144

約数和(自身を含む): 9711990288

約数和(自身を除く): 6930729648

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 43, 45, 48, 60, 72, 80, 86, 90, 96, 120, 129, 144, 160, 172, 180, 215, 240, 258, 288, 344, 360, 387, 430, 480, 516, 645, 688, 720, 774, 860, 1032, 1290, 1376, 1440, 1548, 1720, 1935, 2064, 2580, 3096, 3440, 3870, 4128, 5160, 6192, 6880, 7740, 10320, 12384, 15480, 20640, 30960, 44917, 61920, 89834, 134751, 179668, 224585, 269502, 359336, 404253, 449170, 539004, 673755, 718672, 808506, 898340, 1078008, 1347510, 1437344, 1617012, 1796680, 1931431, 2021265, 2156016, 2695020, 3234024, 3593360, 3862862, 4042530, 4312032, 5390040, 5794293, 6468048, 7186720, 7725724, 8085060, 9657155, 10780080, 11588586, 12936096, 15451448, 16170120, 17382879, 19314310, 21560160, 23177172, 28971465, 30902896, 32340240, 34765758, 38628620, 46354344, 57942930, 61805792, 64680480, 69531516, 77257240, 86914395, 92708688, 115885860, 139063032, 154514480, 173828790, 185417376, 231771720, 278126064, 309028960, 347657580, 463543440, 556252128, 695315160, 927086880, 1390630320, 2781260640]

約数ペア:

[(1, 2781260640), (2, 1390630320), (3, 927086880), (4, 695315160), (5, 556252128), (6, 463543440), (8, 347657580), (9, 309028960), (10, 278126064), (12, 231771720), (15, 185417376), (16, 173828790), (18, 154514480), (20, 139063032), (24, 115885860), (30, 92708688), (32, 86914395), (36, 77257240), (40, 69531516), (43, 64680480), (45, 61805792), (48, 57942930), (60, 46354344), (72, 38628620), (80, 34765758), (86, 32340240), (90, 30902896), (96, 28971465), (120, 23177172), (129, 21560160), (144, 19314310), (160, 17382879), (172, 16170120), (180, 15451448), (215, 12936096), (240, 11588586), (258, 10780080), (288, 9657155), (344, 8085060), (360, 7725724), (387, 7186720), (430, 6468048), (480, 5794293), (516, 5390040), (645, 4312032), (688, 4042530), (720, 3862862), (774, 3593360), (860, 3234024), (1032, 2695020), (1290, 2156016), (1376, 2021265), (1440, 1931431), (1548, 1796680), (1720, 1617012), (1935, 1437344), (2064, 1347510), (2580, 1078008), (3096, 898340), (3440, 808506), (3870, 718672), (4128, 673755), (5160, 539004), (6192, 449170), (6880, 404253), (7740, 359336), (10320, 269502), (12384, 224585), (15480, 179668), (20640, 134751), (30960, 89834), (44917, 61920)]