20161611180

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{12445439}}^1$

素因数の和:12445460

約数の個数: 60

約数和(自身を含む): 63247726080

約数和(自身を除く): 43086114900

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, 162, 180, 270, 324, 405, 540, 810, 1620, 12445439, 24890878, 37336317, 49781756, 62227195, 74672634, 112008951, 124454390, 149345268, 186681585, 224017902, 248908780, 336026853, 373363170, 448035804, 560044755, 672053706, 746726340, 1008080559, 1120089510, 1344107412, 1680134265, 2016161118, 2240179020, 3360268530, 4032322236, 5040402795, 6720537060, 10080805590, 20161611180]

約数ペア:

[(1, 20161611180), (2, 10080805590), (3, 6720537060), (4, 5040402795), (5, 4032322236), (6, 3360268530), (9, 2240179020), (10, 2016161118), (12, 1680134265), (15, 1344107412), (18, 1120089510), (20, 1008080559), (27, 746726340), (30, 672053706), (36, 560044755), (45, 448035804), (54, 373363170), (60, 336026853), (81, 248908780), (90, 224017902), (108, 186681585), (135, 149345268), (162, 124454390), (180, 112008951), (270, 74672634), (324, 62227195), (405, 49781756), (540, 37336317), (810, 24890878), (1620, 12445439)]