201481960

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{181}}^1\times {\mathrm{1637}}^1$

素因数の和:1846

約数の個数: 64

約数和(自身を含む): 482947920

約数和(自身を除く): 281465960

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 181, 340, 362, 680, 724, 905, 1448, 1637, 1810, 3077, 3274, 3620, 6154, 6548, 7240, 8185, 12308, 13096, 15385, 16370, 24616, 27829, 30770, 32740, 55658, 61540, 65480, 111316, 123080, 139145, 222632, 278290, 296297, 556580, 592594, 1113160, 1185188, 1481485, 2370376, 2962970, 5037049, 5925940, 10074098, 11851880, 20148196, 25185245, 40296392, 50370490, 100740980, 201481960]

約数ペア:

[(1, 201481960), (2, 100740980), (4, 50370490), (5, 40296392), (8, 25185245), (10, 20148196), (17, 11851880), (20, 10074098), (34, 5925940), (40, 5037049), (68, 2962970), (85, 2370376), (136, 1481485), (170, 1185188), (181, 1113160), (340, 592594), (362, 556580), (680, 296297), (724, 278290), (905, 222632), (1448, 139145), (1637, 123080), (1810, 111316), (3077, 65480), (3274, 61540), (3620, 55658), (6154, 32740), (6548, 30770), (7240, 27829), (8185, 24616), (12308, 16370), (13096, 15385)]