268807560

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{320009}}^1$

素因数の和:320030

約数の個数: 64

約数和(自身を含む): 921628800

約数和(自身を除く): 652821240

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, 320009, 640018, 960027, 1280036, 1600045, 1920054, 2240063, 2560072, 3200090, 3840108, 4480126, 4800135, 6400180, 6720189, 7680216, 8960252, 9600270, 11200315, 12800360, 13440378, 17920504, 19200540, 22400630, 26880756, 33600945, 38401080, 44801260, 53761512, 67201890, 89602520, 134403780, 268807560]

約数ペア:

[(1, 268807560), (2, 134403780), (3, 89602520), (4, 67201890), (5, 53761512), (6, 44801260), (7, 38401080), (8, 33600945), (10, 26880756), (12, 22400630), (14, 19200540), (15, 17920504), (20, 13440378), (21, 12800360), (24, 11200315), (28, 9600270), (30, 8960252), (35, 7680216), (40, 6720189), (42, 6400180), (56, 4800135), (60, 4480126), (70, 3840108), (84, 3200090), (105, 2560072), (120, 2240063), (140, 1920054), (168, 1600045), (210, 1280036), (280, 960027), (420, 640018), (840, 320009)]