189427840

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{42283}}^1$

素因数の和:42309

約数の個数: 64

約数和(自身を含む): 517556160

約数和(自身を除く): 328128320

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 280, 320, 448, 560, 640, 896, 1120, 2240, 4480, 42283, 84566, 169132, 211415, 295981, 338264, 422830, 591962, 676528, 845660, 1183924, 1353056, 1479905, 1691320, 2367848, 2706112, 2959810, 3382640, 4735696, 5412224, 5919620, 6765280, 9471392, 11839240, 13530560, 18942784, 23678480, 27061120, 37885568, 47356960, 94713920, 189427840]

約数ペア:

[(1, 189427840), (2, 94713920), (4, 47356960), (5, 37885568), (7, 27061120), (8, 23678480), (10, 18942784), (14, 13530560), (16, 11839240), (20, 9471392), (28, 6765280), (32, 5919620), (35, 5412224), (40, 4735696), (56, 3382640), (64, 2959810), (70, 2706112), (80, 2367848), (112, 1691320), (128, 1479905), (140, 1353056), (160, 1183924), (224, 845660), (280, 676528), (320, 591962), (448, 422830), (560, 338264), (640, 295981), (896, 211415), (1120, 169132), (2240, 84566), (4480, 42283)]