81245700

素因数分解:

$2^2\times 3^3\times 5^2\times {\mathrm{30091}}^1$

素因数の和:30114

約数の個数: 72

約数和(自身を含む): 261198560

約数和(自身を除く): 179952860

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 36, 45, 50, 54, 60, 75, 90, 100, 108, 135, 150, 180, 225, 270, 300, 450, 540, 675, 900, 1350, 2700, 30091, 60182, 90273, 120364, 150455, 180546, 270819, 300910, 361092, 451365, 541638, 601820, 752275, 812457, 902730, 1083276, 1354095, 1504550, 1624914, 1805460, 2256825, 2708190, 3009100, 3249828, 4062285, 4513650, 5416380, 6770475, 8124570, 9027300, 13540950, 16249140, 20311425, 27081900, 40622850, 81245700]

約数ペア:

[(1, 81245700), (2, 40622850), (3, 27081900), (4, 20311425), (5, 16249140), (6, 13540950), (9, 9027300), (10, 8124570), (12, 6770475), (15, 5416380), (18, 4513650), (20, 4062285), (25, 3249828), (27, 3009100), (30, 2708190), (36, 2256825), (45, 1805460), (50, 1624914), (54, 1504550), (60, 1354095), (75, 1083276), (90, 902730), (100, 812457), (108, 752275), (135, 601820), (150, 541638), (180, 451365), (225, 361092), (270, 300910), (300, 270819), (450, 180546), (540, 150455), (675, 120364), (900, 90273), (1350, 60182), (2700, 30091)]