308523670

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{1721}}^1$

素因数の和:1945

約数の個数: 64

約数和(自身を含む): 687367296

約数和(自身を除く): 378843626

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 182, 197, 394, 455, 910, 985, 1379, 1721, 1970, 2561, 2758, 3442, 5122, 6895, 8605, 12047, 12805, 13790, 17210, 17927, 22373, 24094, 25610, 35854, 44746, 60235, 89635, 111865, 120470, 156611, 179270, 223730, 313222, 339037, 678074, 783055, 1566110, 1695185, 2373259, 3390370, 4407481, 4746518, 8814962, 11866295, 22037405, 23732590, 30852367, 44074810, 61704734, 154261835, 308523670]

約数ペア:

[(1, 308523670), (2, 154261835), (5, 61704734), (7, 44074810), (10, 30852367), (13, 23732590), (14, 22037405), (26, 11866295), (35, 8814962), (65, 4746518), (70, 4407481), (91, 3390370), (130, 2373259), (182, 1695185), (197, 1566110), (394, 783055), (455, 678074), (910, 339037), (985, 313222), (1379, 223730), (1721, 179270), (1970, 156611), (2561, 120470), (2758, 111865), (3442, 89635), (5122, 60235), (6895, 44746), (8605, 35854), (12047, 25610), (12805, 24094), (13790, 22373), (17210, 17927)]