127865920

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{4391}}^1$

素因数の和:4428

約数の個数: 112

約数和(自身を含む): 374830848

約数和(自身を除く): 246964928

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 52, 56, 64, 65, 70, 80, 91, 104, 112, 130, 140, 160, 182, 208, 224, 260, 280, 320, 364, 416, 448, 455, 520, 560, 728, 832, 910, 1040, 1120, 1456, 1820, 2080, 2240, 2912, 3640, 4160, 4391, 5824, 7280, 8782, 14560, 17564, 21955, 29120, 30737, 35128, 43910, 57083, 61474, 70256, 87820, 114166, 122948, 140512, 153685, 175640, 228332, 245896, 281024, 285415, 307370, 351280, 399581, 456664, 491792, 570830, 614740, 702560, 799162, 913328, 983584, 1141660, 1229480, 1405120, 1598324, 1826656, 1967168, 1997905, 2283320, 2458960, 3196648, 3653312, 3995810, 4566640, 4917920, 6393296, 7991620, 9133280, 9835840, 12786592, 15983240, 18266560, 25573184, 31966480, 63932960, 127865920]

約数ペア:

[(1, 127865920), (2, 63932960), (4, 31966480), (5, 25573184), (7, 18266560), (8, 15983240), (10, 12786592), (13, 9835840), (14, 9133280), (16, 7991620), (20, 6393296), (26, 4917920), (28, 4566640), (32, 3995810), (35, 3653312), (40, 3196648), (52, 2458960), (56, 2283320), (64, 1997905), (65, 1967168), (70, 1826656), (80, 1598324), (91, 1405120), (104, 1229480), (112, 1141660), (130, 983584), (140, 913328), (160, 799162), (182, 702560), (208, 614740), (224, 570830), (260, 491792), (280, 456664), (320, 399581), (364, 351280), (416, 307370), (448, 285415), (455, 281024), (520, 245896), (560, 228332), (728, 175640), (832, 153685), (910, 140512), (1040, 122948), (1120, 114166), (1456, 87820), (1820, 70256), (2080, 61474), (2240, 57083), (2912, 43910), (3640, 35128), (4160, 30737), (4391, 29120), (5824, 21955), (7280, 17564), (8782, 14560)]