30121960

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{4027}}^1$

素因数の和:4066

約数の個数: 64

約数和(自身を含む): 78304320

約数和(自身を除く): 48182360

約数列:

[1, 2, 4, 5, 8, 10, 11, 17, 20, 22, 34, 40, 44, 55, 68, 85, 88, 110, 136, 170, 187, 220, 340, 374, 440, 680, 748, 935, 1496, 1870, 3740, 4027, 7480, 8054, 16108, 20135, 32216, 40270, 44297, 68459, 80540, 88594, 136918, 161080, 177188, 221485, 273836, 342295, 354376, 442970, 547672, 684590, 753049, 885940, 1369180, 1506098, 1771880, 2738360, 3012196, 3765245, 6024392, 7530490, 15060980, 30121960]

約数ペア:

[(1, 30121960), (2, 15060980), (4, 7530490), (5, 6024392), (8, 3765245), (10, 3012196), (11, 2738360), (17, 1771880), (20, 1506098), (22, 1369180), (34, 885940), (40, 753049), (44, 684590), (55, 547672), (68, 442970), (85, 354376), (88, 342295), (110, 273836), (136, 221485), (170, 177188), (187, 161080), (220, 136918), (340, 88594), (374, 80540), (440, 68459), (680, 44297), (748, 40270), (935, 32216), (1496, 20135), (1870, 16108), (3740, 8054), (4027, 7480)]