66204540

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{40867}}^1$

素因数の和:40888

約数の個数: 60

約数和(自身を含む): 207691176

約数和(自身を除く): 141486636

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 540, 810, 1620, 40867, 81734, 122601, 163468, 204335, 245202, 367803, 408670, 490404, 613005, 735606, 817340, 1103409, 1226010, 1471212, 1839015, 2206818, 2452020, 3310227, 3678030, 4413636, 5517045, 6620454, 7356060, 11034090, 13240908, 16551135, 22068180, 33102270, 66204540]

約数ペア:

[(1, 66204540), (2, 33102270), (3, 22068180), (4, 16551135), (5, 13240908), (6, 11034090), (9, 7356060), (10, 6620454), (12, 5517045), (15, 4413636), (18, 3678030), (20, 3310227), (27, 2452020), (30, 2206818), (36, 1839015), (45, 1471212), (54, 1226010), (60, 1103409), (81, 817340), (90, 735606), (108, 613005), (135, 490404), (162, 408670), (180, 367803), (270, 245202), (324, 204335), (405, 163468), (540, 122601), (810, 81734), (1620, 40867)]