138790960

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{22531}}^1$

素因数の和:22562

約数の個数: 80

約数和(自身を含む): 402331392

約数和(自身を除く): 263540432

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 80, 88, 110, 112, 140, 154, 176, 220, 280, 308, 385, 440, 560, 616, 770, 880, 1232, 1540, 3080, 6160, 22531, 45062, 90124, 112655, 157717, 180248, 225310, 247841, 315434, 360496, 450620, 495682, 630868, 788585, 901240, 991364, 1239205, 1261736, 1577170, 1734887, 1802480, 1982728, 2478410, 2523472, 3154340, 3469774, 3965456, 4956820, 6308680, 6939548, 8674435, 9913640, 12617360, 13879096, 17348870, 19827280, 27758192, 34697740, 69395480, 138790960]

約数ペア:

[(1, 138790960), (2, 69395480), (4, 34697740), (5, 27758192), (7, 19827280), (8, 17348870), (10, 13879096), (11, 12617360), (14, 9913640), (16, 8674435), (20, 6939548), (22, 6308680), (28, 4956820), (35, 3965456), (40, 3469774), (44, 3154340), (55, 2523472), (56, 2478410), (70, 1982728), (77, 1802480), (80, 1734887), (88, 1577170), (110, 1261736), (112, 1239205), (140, 991364), (154, 901240), (176, 788585), (220, 630868), (280, 495682), (308, 450620), (385, 360496), (440, 315434), (560, 247841), (616, 225310), (770, 180248), (880, 157717), (1232, 112655), (1540, 90124), (3080, 45062), (6160, 22531)]