61767180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{409}}^1\times {\mathrm{839}}^1$

素因数の和:1263

約数の個数: 72

約数和(自身を含む): 188042400

約数和(自身を除く): 126275220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 409, 818, 839, 1227, 1636, 1678, 2045, 2454, 2517, 3356, 3681, 4090, 4195, 4908, 5034, 6135, 7362, 7551, 8180, 8390, 10068, 12270, 12585, 14724, 15102, 16780, 18405, 24540, 25170, 30204, 36810, 37755, 50340, 73620, 75510, 151020, 343151, 686302, 1029453, 1372604, 1715755, 2058906, 3088359, 3431510, 4117812, 5147265, 6176718, 6863020, 10294530, 12353436, 15441795, 20589060, 30883590, 61767180]

約数ペア:

[(1, 61767180), (2, 30883590), (3, 20589060), (4, 15441795), (5, 12353436), (6, 10294530), (9, 6863020), (10, 6176718), (12, 5147265), (15, 4117812), (18, 3431510), (20, 3088359), (30, 2058906), (36, 1715755), (45, 1372604), (60, 1029453), (90, 686302), (180, 343151), (409, 151020), (818, 75510), (839, 73620), (1227, 50340), (1636, 37755), (1678, 36810), (2045, 30204), (2454, 25170), (2517, 24540), (3356, 18405), (3681, 16780), (4090, 15102), (4195, 14724), (4908, 12585), (5034, 12270), (6135, 10068), (7362, 8390), (7551, 8180)]