13681620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{2621}}^1$

素因数の和:2665

約数の個数: 72

約数和(自身を含む): 42948360

約数和(自身を除く): 29266740

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, 2621, 5220, 5242, 7863, 10484, 13105, 15726, 23589, 26210, 31452, 39315, 47178, 52420, 76009, 78630, 94356, 117945, 152018, 157260, 228027, 235890, 304036, 380045, 456054, 471780, 684081, 760090, 912108, 1140135, 1368162, 1520180, 2280270, 2736324, 3420405, 4560540, 6840810, 13681620]

約数ペア:

[(1, 13681620), (2, 6840810), (3, 4560540), (4, 3420405), (5, 2736324), (6, 2280270), (9, 1520180), (10, 1368162), (12, 1140135), (15, 912108), (18, 760090), (20, 684081), (29, 471780), (30, 456054), (36, 380045), (45, 304036), (58, 235890), (60, 228027), (87, 157260), (90, 152018), (116, 117945), (145, 94356), (174, 78630), (180, 76009), (261, 52420), (290, 47178), (348, 39315), (435, 31452), (522, 26210), (580, 23589), (870, 15726), (1044, 13105), (1305, 10484), (1740, 7863), (2610, 5242), (2621, 5220)]