140768880

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{83791}}^1$

素因数の和:83814

約数の個数: 80

約数和(自身を含む): 498729984

約数和(自身を除く): 357961104

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, 83791, 167582, 251373, 335164, 418955, 502746, 586537, 670328, 837910, 1005492, 1173074, 1256865, 1340656, 1675820, 1759611, 2010984, 2346148, 2513730, 2932685, 3351640, 3519222, 4021968, 4692296, 5027460, 5865370, 6703280, 7038444, 8798055, 9384592, 10054920, 11730740, 14076888, 17596110, 20109840, 23461480, 28153776, 35192220, 46922960, 70384440, 140768880]

約数ペア:

[(1, 140768880), (2, 70384440), (3, 46922960), (4, 35192220), (5, 28153776), (6, 23461480), (7, 20109840), (8, 17596110), (10, 14076888), (12, 11730740), (14, 10054920), (15, 9384592), (16, 8798055), (20, 7038444), (21, 6703280), (24, 5865370), (28, 5027460), (30, 4692296), (35, 4021968), (40, 3519222), (42, 3351640), (48, 2932685), (56, 2513730), (60, 2346148), (70, 2010984), (80, 1759611), (84, 1675820), (105, 1340656), (112, 1256865), (120, 1173074), (140, 1005492), (168, 837910), (210, 670328), (240, 586537), (280, 502746), (336, 418955), (420, 335164), (560, 251373), (840, 167582), (1680, 83791)]