870960720

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{518429}}^1$

素因数の和:518452

約数の個数: 80

約数和(自身を含む): 3085695360

約数和(自身を除く): 2214734640

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 518429, 1036858, 1555287, 2073716, 2592145, 3110574, 3629003, 4147432, 5184290, 6221148, 7258006, 7776435, 8294864, 10368580, 10887009, 12442296, 14516012, 15552870, 18145015, 20737160, 21774018, 24884592, 29032024, 31105740, 36290030, 41474320, 43548036, 54435045, 58064048, 62211480, 72580060, 87096072, 108870090, 124422960, 145160120, 174192144, 217740180, 290320240, 435480360, 870960720]

約数ペア:

[(1, 870960720), (2, 435480360), (3, 290320240), (4, 217740180), (5, 174192144), (6, 145160120), (7, 124422960), (8, 108870090), (10, 87096072), (12, 72580060), (14, 62211480), (15, 58064048), (16, 54435045), (20, 43548036), (21, 41474320), (24, 36290030), (28, 31105740), (30, 29032024), (35, 24884592), (40, 21774018), (42, 20737160), (48, 18145015), (56, 15552870), (60, 14516012), (70, 12442296), (80, 10887009), (84, 10368580), (105, 8294864), (112, 7776435), (120, 7258006), (140, 6221148), (168, 5184290), (210, 4147432), (240, 3629003), (280, 3110574), (336, 2592145), (420, 2073716), (560, 1555287), (840, 1036858), (1680, 518429)]