201239120

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{127}}^1\times {\mathrm{683}}^1$

素因数の和:852

約数の個数: 80

約数和(自身を含む): 488540160

約数和(自身を除く): 287301040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 58, 80, 116, 127, 145, 232, 254, 290, 464, 508, 580, 635, 683, 1016, 1160, 1270, 1366, 2032, 2320, 2540, 2732, 3415, 3683, 5080, 5464, 6830, 7366, 10160, 10928, 13660, 14732, 18415, 19807, 27320, 29464, 36830, 39614, 54640, 58928, 73660, 79228, 86741, 99035, 147320, 158456, 173482, 198070, 294640, 316912, 346964, 396140, 433705, 693928, 792280, 867410, 1387856, 1584560, 1734820, 2515489, 3469640, 5030978, 6939280, 10061956, 12577445, 20123912, 25154890, 40247824, 50309780, 100619560, 201239120]

約数ペア:

[(1, 201239120), (2, 100619560), (4, 50309780), (5, 40247824), (8, 25154890), (10, 20123912), (16, 12577445), (20, 10061956), (29, 6939280), (40, 5030978), (58, 3469640), (80, 2515489), (116, 1734820), (127, 1584560), (145, 1387856), (232, 867410), (254, 792280), (290, 693928), (464, 433705), (508, 396140), (580, 346964), (635, 316912), (683, 294640), (1016, 198070), (1160, 173482), (1270, 158456), (1366, 147320), (2032, 99035), (2320, 86741), (2540, 79228), (2732, 73660), (3415, 58928), (3683, 54640), (5080, 39614), (5464, 36830), (6830, 29464), (7366, 27320), (10160, 19807), (10928, 18415), (13660, 14732)]