160586720

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{20483}}^1$

素因数の和:20512

約数の個数: 72

約数和(自身を含む): 441348264

約数和(自身を除く): 280761544

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 392, 490, 560, 784, 980, 1120, 1568, 1960, 3920, 7840, 20483, 40966, 81932, 102415, 143381, 163864, 204830, 286762, 327728, 409660, 573524, 655456, 716905, 819320, 1003667, 1147048, 1433810, 1638640, 2007334, 2294096, 2867620, 3277280, 4014668, 4588192, 5018335, 5735240, 8029336, 10036670, 11470480, 16058672, 20073340, 22940960, 32117344, 40146680, 80293360, 160586720]

約数ペア:

[(1, 160586720), (2, 80293360), (4, 40146680), (5, 32117344), (7, 22940960), (8, 20073340), (10, 16058672), (14, 11470480), (16, 10036670), (20, 8029336), (28, 5735240), (32, 5018335), (35, 4588192), (40, 4014668), (49, 3277280), (56, 2867620), (70, 2294096), (80, 2007334), (98, 1638640), (112, 1433810), (140, 1147048), (160, 1003667), (196, 819320), (224, 716905), (245, 655456), (280, 573524), (392, 409660), (490, 327728), (560, 286762), (784, 204830), (980, 163864), (1120, 143381), (1568, 102415), (1960, 81932), (3920, 40966), (7840, 20483)]