81767700

素因数分解:

$2^2\times 3^2\times 5^2\times 7^1\times {\mathrm{12979}}^1$

素因数の和:13006

約数の個数: 108

約数和(自身を含む): 292932640

約数和(自身を除く): 211164940

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 25, 28, 30, 35, 36, 42, 45, 50, 60, 63, 70, 75, 84, 90, 100, 105, 126, 140, 150, 175, 180, 210, 225, 252, 300, 315, 350, 420, 450, 525, 630, 700, 900, 1050, 1260, 1575, 2100, 3150, 6300, 12979, 25958, 38937, 51916, 64895, 77874, 90853, 116811, 129790, 155748, 181706, 194685, 233622, 259580, 272559, 324475, 363412, 389370, 454265, 467244, 545118, 584055, 648950, 778740, 817677, 908530, 973425, 1090236, 1168110, 1297900, 1362795, 1635354, 1817060, 1946850, 2271325, 2336220, 2725590, 2920275, 3270708, 3893700, 4088385, 4542650, 5451180, 5840550, 6813975, 8176770, 9085300, 11681100, 13627950, 16353540, 20441925, 27255900, 40883850, 81767700]

約数ペア:

[(1, 81767700), (2, 40883850), (3, 27255900), (4, 20441925), (5, 16353540), (6, 13627950), (7, 11681100), (9, 9085300), (10, 8176770), (12, 6813975), (14, 5840550), (15, 5451180), (18, 4542650), (20, 4088385), (21, 3893700), (25, 3270708), (28, 2920275), (30, 2725590), (35, 2336220), (36, 2271325), (42, 1946850), (45, 1817060), (50, 1635354), (60, 1362795), (63, 1297900), (70, 1168110), (75, 1090236), (84, 973425), (90, 908530), (100, 817677), (105, 778740), (126, 648950), (140, 584055), (150, 545118), (175, 467244), (180, 454265), (210, 389370), (225, 363412), (252, 324475), (300, 272559), (315, 259580), (350, 233622), (420, 194685), (450, 181706), (525, 155748), (630, 129790), (700, 116811), (900, 90853), (1050, 77874), (1260, 64895), (1575, 51916), (2100, 38937), (3150, 25958), (6300, 12979)]