788705460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{139}}^1\times {\mathrm{1087}}^1$

素因数の和:1270

約数の個数: 144

約数和(自身を含む): 2495001600

約数和(自身を除く): 1706296140

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 29, 30, 36, 45, 58, 60, 87, 90, 116, 139, 145, 174, 180, 261, 278, 290, 348, 417, 435, 522, 556, 580, 695, 834, 870, 1044, 1087, 1251, 1305, 1390, 1668, 1740, 2085, 2174, 2502, 2610, 2780, 3261, 4031, 4170, 4348, 5004, 5220, 5435, 6255, 6522, 8062, 8340, 9783, 10870, 12093, 12510, 13044, 16124, 16305, 19566, 20155, 21740, 24186, 25020, 31523, 32610, 36279, 39132, 40310, 48372, 48915, 60465, 63046, 65220, 72558, 80620, 94569, 97830, 120930, 126092, 145116, 151093, 157615, 181395, 189138, 195660, 241860, 283707, 302186, 315230, 362790, 378276, 453279, 472845, 567414, 604372, 630460, 725580, 755465, 906558, 945690, 1134828, 1359837, 1418535, 1510930, 1813116, 1891380, 2266395, 2719674, 2837070, 3021860, 4381697, 4532790, 5439348, 5674140, 6799185, 8763394, 9065580, 13145091, 13598370, 17526788, 21908485, 26290182, 27196740, 39435273, 43816970, 52580364, 65725455, 78870546, 87633940, 131450910, 157741092, 197176365, 262901820, 394352730, 788705460]

約数ペア:

[(1, 788705460), (2, 394352730), (3, 262901820), (4, 197176365), (5, 157741092), (6, 131450910), (9, 87633940), (10, 78870546), (12, 65725455), (15, 52580364), (18, 43816970), (20, 39435273), (29, 27196740), (30, 26290182), (36, 21908485), (45, 17526788), (58, 13598370), (60, 13145091), (87, 9065580), (90, 8763394), (116, 6799185), (139, 5674140), (145, 5439348), (174, 4532790), (180, 4381697), (261, 3021860), (278, 2837070), (290, 2719674), (348, 2266395), (417, 1891380), (435, 1813116), (522, 1510930), (556, 1418535), (580, 1359837), (695, 1134828), (834, 945690), (870, 906558), (1044, 755465), (1087, 725580), (1251, 630460), (1305, 604372), (1390, 567414), (1668, 472845), (1740, 453279), (2085, 378276), (2174, 362790), (2502, 315230), (2610, 302186), (2780, 283707), (3261, 241860), (4031, 195660), (4170, 189138), (4348, 181395), (5004, 157615), (5220, 151093), (5435, 145116), (6255, 126092), (6522, 120930), (8062, 97830), (8340, 94569), (9783, 80620), (10870, 72558), (12093, 65220), (12510, 63046), (13044, 60465), (16124, 48915), (16305, 48372), (19566, 40310), (20155, 39132), (21740, 36279), (24186, 32610), (25020, 31523)]