16528920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{181}}^1\times {\mathrm{761}}^1$

素因数の和:956

約数の個数: 64

約数和(自身を含む): 49926240

約数和(自身を除く): 33397320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 181, 362, 543, 724, 761, 905, 1086, 1448, 1522, 1810, 2172, 2283, 2715, 3044, 3620, 3805, 4344, 4566, 5430, 6088, 7240, 7610, 9132, 10860, 11415, 15220, 18264, 21720, 22830, 30440, 45660, 91320, 137741, 275482, 413223, 550964, 688705, 826446, 1101928, 1377410, 1652892, 2066115, 2754820, 3305784, 4132230, 5509640, 8264460, 16528920]

約数ペア:

[(1, 16528920), (2, 8264460), (3, 5509640), (4, 4132230), (5, 3305784), (6, 2754820), (8, 2066115), (10, 1652892), (12, 1377410), (15, 1101928), (20, 826446), (24, 688705), (30, 550964), (40, 413223), (60, 275482), (120, 137741), (181, 91320), (362, 45660), (543, 30440), (724, 22830), (761, 21720), (905, 18264), (1086, 15220), (1448, 11415), (1522, 10860), (1810, 9132), (2172, 7610), (2283, 7240), (2715, 6088), (3044, 5430), (3620, 4566), (3805, 4344)]