331324980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{788869}}^1$

素因数の和:788888

約数の個数: 48

約数和(自身を含む): 1060241280

約数和(自身を除く): 728916300

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 788869, 1577738, 2366607, 3155476, 3944345, 4733214, 5522083, 7888690, 9466428, 11044166, 11833035, 15777380, 16566249, 22088332, 23666070, 27610415, 33132498, 47332140, 55220830, 66264996, 82831245, 110441660, 165662490, 331324980]

約数ペア:

[(1, 331324980), (2, 165662490), (3, 110441660), (4, 82831245), (5, 66264996), (6, 55220830), (7, 47332140), (10, 33132498), (12, 27610415), (14, 23666070), (15, 22088332), (20, 16566249), (21, 15777380), (28, 11833035), (30, 11044166), (35, 9466428), (42, 7888690), (60, 5522083), (70, 4733214), (84, 3944345), (105, 3155476), (140, 2366607), (210, 1577738), (420, 788869)]