640525392

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{577}}^1\times {\mathrm{593}}^1$

素因数の和:1197

約数の個数: 120

約数和(自身を含む): 1937079144

約数和(自身を除く): 1296553752

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 36, 39, 48, 52, 72, 78, 104, 117, 144, 156, 208, 234, 312, 468, 577, 593, 624, 936, 1154, 1186, 1731, 1779, 1872, 2308, 2372, 3462, 3558, 4616, 4744, 5193, 5337, 6924, 7116, 7501, 7709, 9232, 9488, 10386, 10674, 13848, 14232, 15002, 15418, 20772, 21348, 22503, 23127, 27696, 28464, 30004, 30836, 41544, 42696, 45006, 46254, 60008, 61672, 67509, 69381, 83088, 85392, 90012, 92508, 120016, 123344, 135018, 138762, 180024, 185016, 270036, 277524, 342161, 360048, 370032, 540072, 555048, 684322, 1026483, 1080144, 1110096, 1368644, 2052966, 2737288, 3079449, 4105932, 4448093, 5474576, 6158898, 8211864, 8896186, 12317796, 13344279, 16423728, 17792372, 24635592, 26688558, 35584744, 40032837, 49271184, 53377116, 71169488, 80065674, 106754232, 160131348, 213508464, 320262696, 640525392]

約数ペア:

[(1, 640525392), (2, 320262696), (3, 213508464), (4, 160131348), (6, 106754232), (8, 80065674), (9, 71169488), (12, 53377116), (13, 49271184), (16, 40032837), (18, 35584744), (24, 26688558), (26, 24635592), (36, 17792372), (39, 16423728), (48, 13344279), (52, 12317796), (72, 8896186), (78, 8211864), (104, 6158898), (117, 5474576), (144, 4448093), (156, 4105932), (208, 3079449), (234, 2737288), (312, 2052966), (468, 1368644), (577, 1110096), (593, 1080144), (624, 1026483), (936, 684322), (1154, 555048), (1186, 540072), (1731, 370032), (1779, 360048), (1872, 342161), (2308, 277524), (2372, 270036), (3462, 185016), (3558, 180024), (4616, 138762), (4744, 135018), (5193, 123344), (5337, 120016), (6924, 92508), (7116, 90012), (7501, 85392), (7709, 83088), (9232, 69381), (9488, 67509), (10386, 61672), (10674, 60008), (13848, 46254), (14232, 45006), (15002, 42696), (15418, 41544), (20772, 30836), (21348, 30004), (22503, 28464), (23127, 27696)]