136327280

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{89689}}^1$

素因数の和:89721

約数の個数: 40

約数和(自身を含む): 333646800

約数和(自身を除く): 197319520

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 89689, 179378, 358756, 448445, 717512, 896890, 1435024, 1704091, 1793780, 3408182, 3587560, 6816364, 7175120, 8520455, 13632728, 17040910, 27265456, 34081820, 68163640, 136327280]

約数ペア:

[(1, 136327280), (2, 68163640), (4, 34081820), (5, 27265456), (8, 17040910), (10, 13632728), (16, 8520455), (19, 7175120), (20, 6816364), (38, 3587560), (40, 3408182), (76, 1793780), (80, 1704091), (95, 1435024), (152, 896890), (190, 717512), (304, 448445), (380, 358756), (760, 179378), (1520, 89689)]