74401880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{6481}}^1$

素因数の和:6540

約数の個数: 64

約数和(自身を含む): 196015680

約数和(自身を除く): 121613800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 41, 56, 70, 82, 140, 164, 205, 280, 287, 328, 410, 574, 820, 1148, 1435, 1640, 2296, 2870, 5740, 6481, 11480, 12962, 25924, 32405, 45367, 51848, 64810, 90734, 129620, 181468, 226835, 259240, 265721, 362936, 453670, 531442, 907340, 1062884, 1328605, 1814680, 1860047, 2125768, 2657210, 3720094, 5314420, 7440188, 9300235, 10628840, 14880376, 18600470, 37200940, 74401880]

約数ペア:

[(1, 74401880), (2, 37200940), (4, 18600470), (5, 14880376), (7, 10628840), (8, 9300235), (10, 7440188), (14, 5314420), (20, 3720094), (28, 2657210), (35, 2125768), (40, 1860047), (41, 1814680), (56, 1328605), (70, 1062884), (82, 907340), (140, 531442), (164, 453670), (205, 362936), (280, 265721), (287, 259240), (328, 226835), (410, 181468), (574, 129620), (820, 90734), (1148, 64810), (1435, 51848), (1640, 45367), (2296, 32405), (2870, 25924), (5740, 12962), (6481, 11480)]