238019840

素因数分解:

$2^8\times 5^1\times {\mathrm{19}}^1\times {\mathrm{9787}}^1$

素因数の和:9827

約数の個数: 72

約数和(自身を含む): 600200160

約数和(自身を除く): 362180320

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 128, 152, 160, 190, 256, 304, 320, 380, 608, 640, 760, 1216, 1280, 1520, 2432, 3040, 4864, 6080, 9787, 12160, 19574, 24320, 39148, 48935, 78296, 97870, 156592, 185953, 195740, 313184, 371906, 391480, 626368, 743812, 782960, 929765, 1252736, 1487624, 1565920, 1859530, 2505472, 2975248, 3131840, 3719060, 5950496, 6263680, 7438120, 11900992, 12527360, 14876240, 23801984, 29752480, 47603968, 59504960, 119009920, 238019840]

約数ペア:

[(1, 238019840), (2, 119009920), (4, 59504960), (5, 47603968), (8, 29752480), (10, 23801984), (16, 14876240), (19, 12527360), (20, 11900992), (32, 7438120), (38, 6263680), (40, 5950496), (64, 3719060), (76, 3131840), (80, 2975248), (95, 2505472), (128, 1859530), (152, 1565920), (160, 1487624), (190, 1252736), (256, 929765), (304, 782960), (320, 743812), (380, 626368), (608, 391480), (640, 371906), (760, 313184), (1216, 195740), (1280, 185953), (1520, 156592), (2432, 97870), (3040, 78296), (4864, 48935), (6080, 39148), (9787, 24320), (12160, 19574)]