78378180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{613}}^1\times {\mathrm{2131}}^1$

素因数の和:2756

約数の個数: 48

約数和(自身を含む): 219920064

約数和(自身を除く): 141541884

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 613, 1226, 1839, 2131, 2452, 3065, 3678, 4262, 6130, 6393, 7356, 8524, 9195, 10655, 12260, 12786, 18390, 21310, 25572, 31965, 36780, 42620, 63930, 127860, 1306303, 2612606, 3918909, 5225212, 6531515, 7837818, 13063030, 15675636, 19594545, 26126060, 39189090, 78378180]

約数ペア:

[(1, 78378180), (2, 39189090), (3, 26126060), (4, 19594545), (5, 15675636), (6, 13063030), (10, 7837818), (12, 6531515), (15, 5225212), (20, 3918909), (30, 2612606), (60, 1306303), (613, 127860), (1226, 63930), (1839, 42620), (2131, 36780), (2452, 31965), (3065, 25572), (3678, 21310), (4262, 18390), (6130, 12786), (6393, 12260), (7356, 10655), (8524, 9195)]