258693920

素因数分解:

$2^5\times 5^1\times {\mathrm{29}}^1\times {\mathrm{127}}^1\times {\mathrm{439}}^1$

素因数の和:610

約数の個数: 96

約数和(自身を含む): 638668800

約数和(自身を除く): 379974880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 32, 40, 58, 80, 116, 127, 145, 160, 232, 254, 290, 439, 464, 508, 580, 635, 878, 928, 1016, 1160, 1270, 1756, 2032, 2195, 2320, 2540, 3512, 3683, 4064, 4390, 4640, 5080, 7024, 7366, 8780, 10160, 12731, 14048, 14732, 17560, 18415, 20320, 25462, 29464, 35120, 36830, 50924, 55753, 58928, 63655, 70240, 73660, 101848, 111506, 117856, 127310, 147320, 203696, 223012, 254620, 278765, 294640, 407392, 446024, 509240, 557530, 589280, 892048, 1018480, 1115060, 1616837, 1784096, 2036960, 2230120, 3233674, 4460240, 6467348, 8084185, 8920480, 12934696, 16168370, 25869392, 32336740, 51738784, 64673480, 129346960, 258693920]

約数ペア:

[(1, 258693920), (2, 129346960), (4, 64673480), (5, 51738784), (8, 32336740), (10, 25869392), (16, 16168370), (20, 12934696), (29, 8920480), (32, 8084185), (40, 6467348), (58, 4460240), (80, 3233674), (116, 2230120), (127, 2036960), (145, 1784096), (160, 1616837), (232, 1115060), (254, 1018480), (290, 892048), (439, 589280), (464, 557530), (508, 509240), (580, 446024), (635, 407392), (878, 294640), (928, 278765), (1016, 254620), (1160, 223012), (1270, 203696), (1756, 147320), (2032, 127310), (2195, 117856), (2320, 111506), (2540, 101848), (3512, 73660), (3683, 70240), (4064, 63655), (4390, 58928), (4640, 55753), (5080, 50924), (7024, 36830), (7366, 35120), (8780, 29464), (10160, 25462), (12731, 20320), (14048, 18415), (14732, 17560)]