215531220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{115877}}^1$

素因数の和:115920

約数の個数: 48

約数和(自身を含む): 622960128

約数和(自身を除く): 407428908

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 60, 62, 93, 124, 155, 186, 310, 372, 465, 620, 930, 1860, 115877, 231754, 347631, 463508, 579385, 695262, 1158770, 1390524, 1738155, 2317540, 3476310, 3592187, 6952620, 7184374, 10776561, 14368748, 17960935, 21553122, 35921870, 43106244, 53882805, 71843740, 107765610, 215531220]

約数ペア:

[(1, 215531220), (2, 107765610), (3, 71843740), (4, 53882805), (5, 43106244), (6, 35921870), (10, 21553122), (12, 17960935), (15, 14368748), (20, 10776561), (30, 7184374), (31, 6952620), (60, 3592187), (62, 3476310), (93, 2317540), (124, 1738155), (155, 1390524), (186, 1158770), (310, 695262), (372, 579385), (465, 463508), (620, 347631), (930, 231754), (1860, 115877)]