70421580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{391231}}^1$

素因数の和:391246

約数の個数: 36

約数和(自身を含む): 213612672

約数和(自身を除く): 143191092

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 391231, 782462, 1173693, 1564924, 1956155, 2347386, 3521079, 3912310, 4694772, 5868465, 7042158, 7824620, 11736930, 14084316, 17605395, 23473860, 35210790, 70421580]

約数ペア:

[(1, 70421580), (2, 35210790), (3, 23473860), (4, 17605395), (5, 14084316), (6, 11736930), (9, 7824620), (10, 7042158), (12, 5868465), (15, 4694772), (18, 3912310), (20, 3521079), (30, 2347386), (36, 1956155), (45, 1564924), (60, 1173693), (90, 782462), (180, 391231)]