1679440560

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{999667}}^1$

素因数の和:999690

約数の個数: 80

約数和(自身を含む): 5950023936

約数和(自身を除く): 4270583376

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, 999667, 1999334, 2999001, 3998668, 4998335, 5998002, 6997669, 7997336, 9996670, 11996004, 13995338, 14995005, 15994672, 19993340, 20993007, 23992008, 27990676, 29990010, 34988345, 39986680, 41986014, 47984016, 55981352, 59980020, 69976690, 79973360, 83972028, 104965035, 111962704, 119960040, 139953380, 167944056, 209930070, 239920080, 279906760, 335888112, 419860140, 559813520, 839720280, 1679440560]

約数ペア:

[(1, 1679440560), (2, 839720280), (3, 559813520), (4, 419860140), (5, 335888112), (6, 279906760), (7, 239920080), (8, 209930070), (10, 167944056), (12, 139953380), (14, 119960040), (15, 111962704), (16, 104965035), (20, 83972028), (21, 79973360), (24, 69976690), (28, 59980020), (30, 55981352), (35, 47984016), (40, 41986014), (42, 39986680), (48, 34988345), (56, 29990010), (60, 27990676), (70, 23992008), (80, 20993007), (84, 19993340), (105, 15994672), (112, 14995005), (120, 13995338), (140, 11996004), (168, 9996670), (210, 7997336), (240, 6997669), (280, 5998002), (336, 4998335), (420, 3998668), (560, 2999001), (840, 1999334), (1680, 999667)]