391620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{107}}^1$

素因数の和:180

約数の個数: 48

約数和(自身を含む): 1124928

約数和(自身を除く): 733308

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 61, 107, 122, 183, 214, 244, 305, 321, 366, 428, 535, 610, 642, 732, 915, 1070, 1220, 1284, 1605, 1830, 2140, 3210, 3660, 6420, 6527, 13054, 19581, 26108, 32635, 39162, 65270, 78324, 97905, 130540, 195810, 391620]

約数ペア:

[(1, 391620), (2, 195810), (3, 130540), (4, 97905), (5, 78324), (6, 65270), (10, 39162), (12, 32635), (15, 26108), (20, 19581), (30, 13054), (60, 6527), (61, 6420), (107, 3660), (122, 3210), (183, 2140), (214, 1830), (244, 1605), (305, 1284), (321, 1220), (366, 1070), (428, 915), (535, 732), (610, 642)]