8451180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{1619}}^1$

素因数の和:1663

約数の個数: 72

約数和(自身を含む): 26535600

約数和(自身を除く): 18084420

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, 1619, 1740, 2610, 3238, 4857, 5220, 6476, 8095, 9714, 14571, 16190, 19428, 24285, 29142, 32380, 46951, 48570, 58284, 72855, 93902, 97140, 140853, 145710, 187804, 234755, 281706, 291420, 422559, 469510, 563412, 704265, 845118, 939020, 1408530, 1690236, 2112795, 2817060, 4225590, 8451180]

約数ペア:

[(1, 8451180), (2, 4225590), (3, 2817060), (4, 2112795), (5, 1690236), (6, 1408530), (9, 939020), (10, 845118), (12, 704265), (15, 563412), (18, 469510), (20, 422559), (29, 291420), (30, 281706), (36, 234755), (45, 187804), (58, 145710), (60, 140853), (87, 97140), (90, 93902), (116, 72855), (145, 58284), (174, 48570), (180, 46951), (261, 32380), (290, 29142), (348, 24285), (435, 19428), (522, 16190), (580, 14571), (870, 9714), (1044, 8095), (1305, 6476), (1619, 5220), (1740, 4857), (2610, 3238)]