78423660

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{20747}}^1$

素因数の和:20772

約数の個数: 96

約数和(自身を含む): 278853120

約数和(自身を除く): 200429460

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 84, 90, 105, 108, 126, 135, 140, 180, 189, 210, 252, 270, 315, 378, 420, 540, 630, 756, 945, 1260, 1890, 3780, 20747, 41494, 62241, 82988, 103735, 124482, 145229, 186723, 207470, 248964, 290458, 311205, 373446, 414940, 435687, 560169, 580916, 622410, 726145, 746892, 871374, 933615, 1120338, 1244820, 1307061, 1452290, 1742748, 1867230, 2178435, 2240676, 2614122, 2800845, 2904580, 3734460, 3921183, 4356870, 5228244, 5601690, 6535305, 7842366, 8713740, 11203380, 13070610, 15684732, 19605915, 26141220, 39211830, 78423660]

約数ペア:

[(1, 78423660), (2, 39211830), (3, 26141220), (4, 19605915), (5, 15684732), (6, 13070610), (7, 11203380), (9, 8713740), (10, 7842366), (12, 6535305), (14, 5601690), (15, 5228244), (18, 4356870), (20, 3921183), (21, 3734460), (27, 2904580), (28, 2800845), (30, 2614122), (35, 2240676), (36, 2178435), (42, 1867230), (45, 1742748), (54, 1452290), (60, 1307061), (63, 1244820), (70, 1120338), (84, 933615), (90, 871374), (105, 746892), (108, 726145), (126, 622410), (135, 580916), (140, 560169), (180, 435687), (189, 414940), (210, 373446), (252, 311205), (270, 290458), (315, 248964), (378, 207470), (420, 186723), (540, 145229), (630, 124482), (756, 103735), (945, 82988), (1260, 62241), (1890, 41494), (3780, 20747)]