328669320

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{391273}}^1$

素因数の和:391294

約数の個数: 64

約数和(自身を含む): 1126869120

約数和(自身を除く): 798199800

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 391273, 782546, 1173819, 1565092, 1956365, 2347638, 2738911, 3130184, 3912730, 4695276, 5477822, 5869095, 7825460, 8216733, 9390552, 10955644, 11738190, 13694555, 15650920, 16433466, 21911288, 23476380, 27389110, 32866932, 41083665, 46952760, 54778220, 65733864, 82167330, 109556440, 164334660, 328669320]

約数ペア:

[(1, 328669320), (2, 164334660), (3, 109556440), (4, 82167330), (5, 65733864), (6, 54778220), (7, 46952760), (8, 41083665), (10, 32866932), (12, 27389110), (14, 23476380), (15, 21911288), (20, 16433466), (21, 15650920), (24, 13694555), (28, 11738190), (30, 10955644), (35, 9390552), (40, 8216733), (42, 7825460), (56, 5869095), (60, 5477822), (70, 4695276), (84, 3912730), (105, 3130184), (120, 2738911), (140, 2347638), (168, 1956365), (210, 1565092), (280, 1173819), (420, 782546), (840, 391273)]