30531780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{5849}}^1$

素因数の和:5893

約数の個数: 72

約数和(自身を含む): 95823000

約数和(自身を除く): 65291220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 29, 30, 36, 45, 58, 60, 87, 90, 116, 145, 174, 180, 261, 290, 348, 435, 522, 580, 870, 1044, 1305, 1740, 2610, 5220, 5849, 11698, 17547, 23396, 29245, 35094, 52641, 58490, 70188, 87735, 105282, 116980, 169621, 175470, 210564, 263205, 339242, 350940, 508863, 526410, 678484, 848105, 1017726, 1052820, 1526589, 1696210, 2035452, 2544315, 3053178, 3392420, 5088630, 6106356, 7632945, 10177260, 15265890, 30531780]

約数ペア:

[(1, 30531780), (2, 15265890), (3, 10177260), (4, 7632945), (5, 6106356), (6, 5088630), (9, 3392420), (10, 3053178), (12, 2544315), (15, 2035452), (18, 1696210), (20, 1526589), (29, 1052820), (30, 1017726), (36, 848105), (45, 678484), (58, 526410), (60, 508863), (87, 350940), (90, 339242), (116, 263205), (145, 210564), (174, 175470), (180, 169621), (261, 116980), (290, 105282), (348, 87735), (435, 70188), (522, 58490), (580, 52641), (870, 35094), (1044, 29245), (1305, 23396), (1740, 17547), (2610, 11698), (5220, 5849)]