16228980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{3109}}^1$

素因数の和:3153

約数の個数: 72

約数和(自身を含む): 50941800

約数和(自身を除く): 34712820

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, 3109, 5220, 6218, 9327, 12436, 15545, 18654, 27981, 31090, 37308, 46635, 55962, 62180, 90161, 93270, 111924, 139905, 180322, 186540, 270483, 279810, 360644, 450805, 540966, 559620, 811449, 901610, 1081932, 1352415, 1622898, 1803220, 2704830, 3245796, 4057245, 5409660, 8114490, 16228980]

約数ペア:

[(1, 16228980), (2, 8114490), (3, 5409660), (4, 4057245), (5, 3245796), (6, 2704830), (9, 1803220), (10, 1622898), (12, 1352415), (15, 1081932), (18, 901610), (20, 811449), (29, 559620), (30, 540966), (36, 450805), (45, 360644), (58, 279810), (60, 270483), (87, 186540), (90, 180322), (116, 139905), (145, 111924), (174, 93270), (180, 90161), (261, 62180), (290, 55962), (348, 46635), (435, 37308), (522, 31090), (580, 27981), (870, 18654), (1044, 15545), (1305, 12436), (1740, 9327), (2610, 6218), (3109, 5220)]