272078520

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{323903}}^1$

素因数の和:323924

約数の個数: 64

約数和(自身を含む): 932843520

約数和(自身を除く): 660765000

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, 323903, 647806, 971709, 1295612, 1619515, 1943418, 2267321, 2591224, 3239030, 3886836, 4534642, 4858545, 6478060, 6801963, 7773672, 9069284, 9717090, 11336605, 12956120, 13603926, 18138568, 19434180, 22673210, 27207852, 34009815, 38868360, 45346420, 54415704, 68019630, 90692840, 136039260, 272078520]

約数ペア:

[(1, 272078520), (2, 136039260), (3, 90692840), (4, 68019630), (5, 54415704), (6, 45346420), (7, 38868360), (8, 34009815), (10, 27207852), (12, 22673210), (14, 19434180), (15, 18138568), (20, 13603926), (21, 12956120), (24, 11336605), (28, 9717090), (30, 9069284), (35, 7773672), (40, 6801963), (42, 6478060), (56, 4858545), (60, 4534642), (70, 3886836), (84, 3239030), (105, 2591224), (120, 2267321), (140, 1943418), (168, 1619515), (210, 1295612), (280, 971709), (420, 647806), (840, 323903)]