155258220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{199049}}^1$

素因数の和:199074

約数の個数: 48

約数和(自身を含む): 468165600

約数和(自身を除く): 312907380

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 199049, 398098, 597147, 796196, 995245, 1194294, 1990490, 2388588, 2587637, 2985735, 3980980, 5175274, 5971470, 7762911, 10350548, 11942940, 12938185, 15525822, 25876370, 31051644, 38814555, 51752740, 77629110, 155258220]

約数ペア:

[(1, 155258220), (2, 77629110), (3, 51752740), (4, 38814555), (5, 31051644), (6, 25876370), (10, 15525822), (12, 12938185), (13, 11942940), (15, 10350548), (20, 7762911), (26, 5971470), (30, 5175274), (39, 3980980), (52, 2985735), (60, 2587637), (65, 2388588), (78, 1990490), (130, 1194294), (156, 995245), (195, 796196), (260, 597147), (390, 398098), (780, 199049)]