454995280

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{2357}}^1$

素因数の和:2516

約数の個数: 80

約数和(自身を含む): 1122785280

約数和(自身を除く): 667790000

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 127, 152, 190, 254, 304, 380, 508, 635, 760, 1016, 1270, 1520, 2032, 2357, 2413, 2540, 4714, 4826, 5080, 9428, 9652, 10160, 11785, 12065, 18856, 19304, 23570, 24130, 37712, 38608, 44783, 47140, 48260, 89566, 94280, 96520, 179132, 188560, 193040, 223915, 299339, 358264, 447830, 598678, 716528, 895660, 1197356, 1496695, 1791320, 2394712, 2993390, 3582640, 4789424, 5687441, 5986780, 11374882, 11973560, 22749764, 23947120, 28437205, 45499528, 56874410, 90999056, 113748820, 227497640, 454995280]

約数ペア:

[(1, 454995280), (2, 227497640), (4, 113748820), (5, 90999056), (8, 56874410), (10, 45499528), (16, 28437205), (19, 23947120), (20, 22749764), (38, 11973560), (40, 11374882), (76, 5986780), (80, 5687441), (95, 4789424), (127, 3582640), (152, 2993390), (190, 2394712), (254, 1791320), (304, 1496695), (380, 1197356), (508, 895660), (635, 716528), (760, 598678), (1016, 447830), (1270, 358264), (1520, 299339), (2032, 223915), (2357, 193040), (2413, 188560), (2540, 179132), (4714, 96520), (4826, 94280), (5080, 89566), (9428, 48260), (9652, 47140), (10160, 44783), (11785, 38608), (12065, 37712), (18856, 24130), (19304, 23570)]