181656020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{661}}^1$

素因数の和:841

約数の個数: 96

約数和(自身を含む): 473335296

約数和(自身を除く): 291679276

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 151, 182, 260, 302, 364, 455, 604, 661, 755, 910, 1057, 1322, 1510, 1820, 1963, 2114, 2644, 3020, 3305, 3926, 4228, 4627, 5285, 6610, 7852, 8593, 9254, 9815, 10570, 13220, 13741, 17186, 18508, 19630, 21140, 23135, 27482, 34372, 39260, 42965, 46270, 54964, 60151, 68705, 85930, 92540, 99811, 120302, 137410, 171860, 199622, 240604, 274820, 300755, 399244, 499055, 601510, 698677, 998110, 1203020, 1297543, 1397354, 1996220, 2595086, 2794708, 3493385, 5190172, 6487715, 6986770, 9082801, 12975430, 13973540, 18165602, 25950860, 36331204, 45414005, 90828010, 181656020]

約数ペア:

[(1, 181656020), (2, 90828010), (4, 45414005), (5, 36331204), (7, 25950860), (10, 18165602), (13, 13973540), (14, 12975430), (20, 9082801), (26, 6986770), (28, 6487715), (35, 5190172), (52, 3493385), (65, 2794708), (70, 2595086), (91, 1996220), (130, 1397354), (140, 1297543), (151, 1203020), (182, 998110), (260, 698677), (302, 601510), (364, 499055), (455, 399244), (604, 300755), (661, 274820), (755, 240604), (910, 199622), (1057, 171860), (1322, 137410), (1510, 120302), (1820, 99811), (1963, 92540), (2114, 85930), (2644, 68705), (3020, 60151), (3305, 54964), (3926, 46270), (4228, 42965), (4627, 39260), (5285, 34372), (6610, 27482), (7852, 23135), (8593, 21140), (9254, 19630), (9815, 18508), (10570, 17186), (13220, 13741)]