308647580

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{1361}}^1$

素因数の和:1439

約数の個数: 96

約数和(自身を含む): 741363840

約数和(自身を除く): 432716260

約数列:

[1, 2, 4, 5, 10, 17, 20, 23, 29, 34, 46, 58, 68, 85, 92, 115, 116, 145, 170, 230, 290, 340, 391, 460, 493, 580, 667, 782, 986, 1334, 1361, 1564, 1955, 1972, 2465, 2668, 2722, 3335, 3910, 4930, 5444, 6670, 6805, 7820, 9860, 11339, 13340, 13610, 22678, 23137, 27220, 31303, 39469, 45356, 46274, 56695, 62606, 78938, 92548, 113390, 115685, 125212, 156515, 157876, 197345, 226780, 231370, 313030, 394690, 462740, 532151, 626060, 670973, 789380, 907787, 1064302, 1341946, 1815574, 2128604, 2660755, 2683892, 3354865, 3631148, 4538935, 5321510, 6709730, 9077870, 10643020, 13419460, 15432379, 18155740, 30864758, 61729516, 77161895, 154323790, 308647580]

約数ペア:

[(1, 308647580), (2, 154323790), (4, 77161895), (5, 61729516), (10, 30864758), (17, 18155740), (20, 15432379), (23, 13419460), (29, 10643020), (34, 9077870), (46, 6709730), (58, 5321510), (68, 4538935), (85, 3631148), (92, 3354865), (115, 2683892), (116, 2660755), (145, 2128604), (170, 1815574), (230, 1341946), (290, 1064302), (340, 907787), (391, 789380), (460, 670973), (493, 626060), (580, 532151), (667, 462740), (782, 394690), (986, 313030), (1334, 231370), (1361, 226780), (1564, 197345), (1955, 157876), (1972, 156515), (2465, 125212), (2668, 115685), (2722, 113390), (3335, 92548), (3910, 78938), (4930, 62606), (5444, 56695), (6670, 46274), (6805, 45356), (7820, 39469), (9860, 31303), (11339, 27220), (13340, 23137), (13610, 22678)]