149721880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{48611}}^1$

素因数の和:48640

約数の個数: 64

約数和(自身を含む): 420007680

約数和(自身を除く): 270285800

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 88, 110, 140, 154, 220, 280, 308, 385, 440, 616, 770, 1540, 3080, 48611, 97222, 194444, 243055, 340277, 388888, 486110, 534721, 680554, 972220, 1069442, 1361108, 1701385, 1944440, 2138884, 2673605, 2722216, 3402770, 3743047, 4277768, 5347210, 6805540, 7486094, 10694420, 13611080, 14972188, 18715235, 21388840, 29944376, 37430470, 74860940, 149721880]

約数ペア:

[(1, 149721880), (2, 74860940), (4, 37430470), (5, 29944376), (7, 21388840), (8, 18715235), (10, 14972188), (11, 13611080), (14, 10694420), (20, 7486094), (22, 6805540), (28, 5347210), (35, 4277768), (40, 3743047), (44, 3402770), (55, 2722216), (56, 2673605), (70, 2138884), (77, 1944440), (88, 1701385), (110, 1361108), (140, 1069442), (154, 972220), (220, 680554), (280, 534721), (308, 486110), (385, 388888), (440, 340277), (616, 243055), (770, 194444), (1540, 97222), (3080, 48611)]