30405780

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{137}}^2$

素因数の和:295

約数の個数: 90

約数和(自身を含む): 96085374

約数和(自身を除く): 65679594

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 137, 162, 180, 270, 274, 324, 405, 411, 540, 548, 685, 810, 822, 1233, 1370, 1620, 1644, 2055, 2466, 2740, 3699, 4110, 4932, 6165, 7398, 8220, 11097, 12330, 14796, 18495, 18769, 22194, 24660, 36990, 37538, 44388, 55485, 56307, 73980, 75076, 93845, 110970, 112614, 168921, 187690, 221940, 225228, 281535, 337842, 375380, 506763, 563070, 675684, 844605, 1013526, 1126140, 1520289, 1689210, 2027052, 2533815, 3040578, 3378420, 5067630, 6081156, 7601445, 10135260, 15202890, 30405780]

約数ペア:

[(1, 30405780), (2, 15202890), (3, 10135260), (4, 7601445), (5, 6081156), (6, 5067630), (9, 3378420), (10, 3040578), (12, 2533815), (15, 2027052), (18, 1689210), (20, 1520289), (27, 1126140), (30, 1013526), (36, 844605), (45, 675684), (54, 563070), (60, 506763), (81, 375380), (90, 337842), (108, 281535), (135, 225228), (137, 221940), (162, 187690), (180, 168921), (270, 112614), (274, 110970), (324, 93845), (405, 75076), (411, 73980), (540, 56307), (548, 55485), (685, 44388), (810, 37538), (822, 36990), (1233, 24660), (1370, 22194), (1620, 18769), (1644, 18495), (2055, 14796), (2466, 12330), (2740, 11097), (3699, 8220), (4110, 7398), (4932, 6165)]