3978126180

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{3157243}}^1$

素因数の和:3157265

約数の個数: 72

約数和(自身を含む): 13790841792

約数和(自身を除く): 9812715612

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 3157243, 6314486, 9471729, 12628972, 15786215, 18943458, 22100701, 28415187, 31572430, 37886916, 44201402, 47358645, 56830374, 63144860, 66302103, 88402804, 94717290, 110503505, 113660748, 132604206, 142075935, 189434580, 198906309, 221007010, 265208412, 284151870, 331510515, 397812618, 442014020, 568303740, 663021030, 795625236, 994531545, 1326042060, 1989063090, 3978126180]

約数ペア:

[(1, 3978126180), (2, 1989063090), (3, 1326042060), (4, 994531545), (5, 795625236), (6, 663021030), (7, 568303740), (9, 442014020), (10, 397812618), (12, 331510515), (14, 284151870), (15, 265208412), (18, 221007010), (20, 198906309), (21, 189434580), (28, 142075935), (30, 132604206), (35, 113660748), (36, 110503505), (42, 94717290), (45, 88402804), (60, 66302103), (63, 63144860), (70, 56830374), (84, 47358645), (90, 44201402), (105, 37886916), (126, 31572430), (140, 28415187), (180, 22100701), (210, 18943458), (252, 15786215), (315, 12628972), (420, 9471729), (630, 6314486), (1260, 3157243)]