20270520

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{137}}^2$

素因数の和:294

約数の個数: 96

約数和(自身を含む): 68065200

約数和(自身を除く): 47794680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 137, 180, 216, 270, 274, 360, 411, 540, 548, 685, 822, 1080, 1096, 1233, 1370, 1644, 2055, 2466, 2740, 3288, 3699, 4110, 4932, 5480, 6165, 7398, 8220, 9864, 12330, 14796, 16440, 18495, 18769, 24660, 29592, 36990, 37538, 49320, 56307, 73980, 75076, 93845, 112614, 147960, 150152, 168921, 187690, 225228, 281535, 337842, 375380, 450456, 506763, 563070, 675684, 750760, 844605, 1013526, 1126140, 1351368, 1689210, 2027052, 2252280, 2533815, 3378420, 4054104, 5067630, 6756840, 10135260, 20270520]

約数ペア:

[(1, 20270520), (2, 10135260), (3, 6756840), (4, 5067630), (5, 4054104), (6, 3378420), (8, 2533815), (9, 2252280), (10, 2027052), (12, 1689210), (15, 1351368), (18, 1126140), (20, 1013526), (24, 844605), (27, 750760), (30, 675684), (36, 563070), (40, 506763), (45, 450456), (54, 375380), (60, 337842), (72, 281535), (90, 225228), (108, 187690), (120, 168921), (135, 150152), (137, 147960), (180, 112614), (216, 93845), (270, 75076), (274, 73980), (360, 56307), (411, 49320), (540, 37538), (548, 36990), (685, 29592), (822, 24660), (1080, 18769), (1096, 18495), (1233, 16440), (1370, 14796), (1644, 12330), (2055, 9864), (2466, 8220), (2740, 7398), (3288, 6165), (3699, 5480), (4110, 4932)]