1491722120

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{313387}}^1$

素因数の和:313422

約数の個数: 64

約数和(自身を含む): 4061508480

約数和(自身を除く): 2569786360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 28, 34, 35, 40, 56, 68, 70, 85, 119, 136, 140, 170, 238, 280, 340, 476, 595, 680, 952, 1190, 2380, 4760, 313387, 626774, 1253548, 1566935, 2193709, 2507096, 3133870, 4387418, 5327579, 6267740, 8774836, 10655158, 10968545, 12535480, 17549672, 21310316, 21937090, 26637895, 37293053, 42620632, 43874180, 53275790, 74586106, 87748360, 106551580, 149172212, 186465265, 213103160, 298344424, 372930530, 745861060, 1491722120]

約数ペア:

[(1, 1491722120), (2, 745861060), (4, 372930530), (5, 298344424), (7, 213103160), (8, 186465265), (10, 149172212), (14, 106551580), (17, 87748360), (20, 74586106), (28, 53275790), (34, 43874180), (35, 42620632), (40, 37293053), (56, 26637895), (68, 21937090), (70, 21310316), (85, 17549672), (119, 12535480), (136, 10968545), (140, 10655158), (170, 8774836), (238, 6267740), (280, 5327579), (340, 4387418), (476, 3133870), (595, 2507096), (680, 2193709), (952, 1566935), (1190, 1253548), (2380, 626774), (4760, 313387)]