81228600

素因数分解:

$2^3\times 3^2\times 5^2\times {\mathrm{45127}}^1$

素因数の和:45149

約数の個数: 72

約数和(自身を含む): 272798760

約数和(自身を除く): 191570160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 25, 30, 36, 40, 45, 50, 60, 72, 75, 90, 100, 120, 150, 180, 200, 225, 300, 360, 450, 600, 900, 1800, 45127, 90254, 135381, 180508, 225635, 270762, 361016, 406143, 451270, 541524, 676905, 812286, 902540, 1083048, 1128175, 1353810, 1624572, 1805080, 2030715, 2256350, 2707620, 3249144, 3384525, 4061430, 4512700, 5415240, 6769050, 8122860, 9025400, 10153575, 13538100, 16245720, 20307150, 27076200, 40614300, 81228600]

約数ペア:

[(1, 81228600), (2, 40614300), (3, 27076200), (4, 20307150), (5, 16245720), (6, 13538100), (8, 10153575), (9, 9025400), (10, 8122860), (12, 6769050), (15, 5415240), (18, 4512700), (20, 4061430), (24, 3384525), (25, 3249144), (30, 2707620), (36, 2256350), (40, 2030715), (45, 1805080), (50, 1624572), (60, 1353810), (72, 1128175), (75, 1083048), (90, 902540), (100, 812286), (120, 676905), (150, 541524), (180, 451270), (200, 406143), (225, 361016), (300, 270762), (360, 225635), (450, 180508), (600, 135381), (900, 90254), (1800, 45127)]