16813620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{3221}}^1$

素因数の和:3265

約数の個数: 72

約数和(自身を含む): 52776360

約数和(自身を除く): 35962740

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, 3221, 5220, 6442, 9663, 12884, 16105, 19326, 28989, 32210, 38652, 48315, 57978, 64420, 93409, 96630, 115956, 144945, 186818, 193260, 280227, 289890, 373636, 467045, 560454, 579780, 840681, 934090, 1120908, 1401135, 1681362, 1868180, 2802270, 3362724, 4203405, 5604540, 8406810, 16813620]

約数ペア:

[(1, 16813620), (2, 8406810), (3, 5604540), (4, 4203405), (5, 3362724), (6, 2802270), (9, 1868180), (10, 1681362), (12, 1401135), (15, 1120908), (18, 934090), (20, 840681), (29, 579780), (30, 560454), (36, 467045), (45, 373636), (58, 289890), (60, 280227), (87, 193260), (90, 186818), (116, 144945), (145, 115956), (174, 96630), (180, 93409), (261, 64420), (290, 57978), (348, 48315), (435, 38652), (522, 32210), (580, 28989), (870, 19326), (1044, 16105), (1305, 12884), (1740, 9663), (2610, 6442), (3221, 5220)]