320415060

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{762893}}^1$

素因数の和:762912

約数の個数: 48

約数和(自身を含む): 1025329536

約数和(自身を除く): 704914476

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, 762893, 1525786, 2288679, 3051572, 3814465, 4577358, 5340251, 7628930, 9154716, 10680502, 11443395, 15257860, 16020753, 21361004, 22886790, 26701255, 32041506, 45773580, 53402510, 64083012, 80103765, 106805020, 160207530, 320415060]

約数ペア:

[(1, 320415060), (2, 160207530), (3, 106805020), (4, 80103765), (5, 64083012), (6, 53402510), (7, 45773580), (10, 32041506), (12, 26701255), (14, 22886790), (15, 21361004), (20, 16020753), (21, 15257860), (28, 11443395), (30, 10680502), (35, 9154716), (42, 7628930), (60, 5340251), (70, 4577358), (84, 3814465), (105, 3051572), (140, 2288679), (210, 1525786), (420, 762893)]