213812520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{1781771}}^1$

素因数の和:1781785

約数の個数: 32

約数和(自身を含む): 641437920

約数和(自身を除く): 427625400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 1781771, 3563542, 5345313, 7127084, 8908855, 10690626, 14254168, 17817710, 21381252, 26726565, 35635420, 42762504, 53453130, 71270840, 106906260, 213812520]

約数ペア:

[(1, 213812520), (2, 106906260), (3, 71270840), (4, 53453130), (5, 42762504), (6, 35635420), (8, 26726565), (10, 21381252), (12, 17817710), (15, 14254168), (20, 10690626), (24, 8908855), (30, 7127084), (40, 5345313), (60, 3563542), (120, 1781771)]