139815680

素因数分解:

$2^8\times 5^1\times {\mathrm{19}}^1\times {\mathrm{5749}}^1$

素因数の和:5789

約数の個数: 72

約数和(自身を含む): 352590000

約数和(自身を除く): 212774320

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 128, 152, 160, 190, 256, 304, 320, 380, 608, 640, 760, 1216, 1280, 1520, 2432, 3040, 4864, 5749, 6080, 11498, 12160, 22996, 24320, 28745, 45992, 57490, 91984, 109231, 114980, 183968, 218462, 229960, 367936, 436924, 459920, 546155, 735872, 873848, 919840, 1092310, 1471744, 1747696, 1839680, 2184620, 3495392, 3679360, 4369240, 6990784, 7358720, 8738480, 13981568, 17476960, 27963136, 34953920, 69907840, 139815680]

約数ペア:

[(1, 139815680), (2, 69907840), (4, 34953920), (5, 27963136), (8, 17476960), (10, 13981568), (16, 8738480), (19, 7358720), (20, 6990784), (32, 4369240), (38, 3679360), (40, 3495392), (64, 2184620), (76, 1839680), (80, 1747696), (95, 1471744), (128, 1092310), (152, 919840), (160, 873848), (190, 735872), (256, 546155), (304, 459920), (320, 436924), (380, 367936), (608, 229960), (640, 218462), (760, 183968), (1216, 114980), (1280, 109231), (1520, 91984), (2432, 57490), (3040, 45992), (4864, 28745), (5749, 24320), (6080, 22996), (11498, 12160)]