172305280

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{38461}}^1$

素因数の和:38487

約数の個数: 64

約数和(自身を含む): 470774880

約数和(自身を除く): 298469600

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, 38461, 76922, 153844, 192305, 269227, 307688, 384610, 538454, 615376, 769220, 1076908, 1230752, 1346135, 1538440, 2153816, 2461504, 2692270, 3076880, 4307632, 4923008, 5384540, 6153760, 8615264, 10769080, 12307520, 17230528, 21538160, 24615040, 34461056, 43076320, 86152640, 172305280]

約数ペア:

[(1, 172305280), (2, 86152640), (4, 43076320), (5, 34461056), (7, 24615040), (8, 21538160), (10, 17230528), (14, 12307520), (16, 10769080), (20, 8615264), (28, 6153760), (32, 5384540), (35, 4923008), (40, 4307632), (56, 3076880), (64, 2692270), (70, 2461504), (80, 2153816), (112, 1538440), (128, 1346135), (140, 1230752), (160, 1076908), (224, 769220), (280, 615376), (320, 538454), (448, 384610), (560, 307688), (640, 269227), (896, 192305), (1120, 153844), (2240, 76922), (4480, 38461)]