77997955840

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{2791}}^1\times {\mathrm{3119}}^1$

素因数の和:5938

約数の個数: 144

約数和(自身を含む): 213664389120

約数和(自身を除く): 135666433280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 256, 280, 320, 448, 560, 640, 896, 1120, 1280, 1792, 2240, 2791, 3119, 4480, 5582, 6238, 8960, 11164, 12476, 13955, 15595, 19537, 21833, 22328, 24952, 27910, 31190, 39074, 43666, 44656, 49904, 55820, 62380, 78148, 87332, 89312, 97685, 99808, 109165, 111640, 124760, 156296, 174664, 178624, 195370, 199616, 218330, 223280, 249520, 312592, 349328, 357248, 390740, 399232, 436660, 446560, 499040, 625184, 698656, 714496, 781480, 798464, 873320, 893120, 998080, 1250368, 1397312, 1562960, 1746640, 1786240, 1996160, 2500736, 2794624, 3125920, 3493280, 3572480, 3992320, 5001472, 5589248, 6251840, 6986560, 8705129, 12503680, 13973120, 17410258, 25007360, 27946240, 34820516, 43525645, 60935903, 69641032, 87051290, 121871806, 139282064, 174102580, 243743612, 278564128, 304679515, 348205160, 487487224, 557128256, 609359030, 696410320, 974974448, 1114256512, 1218718060, 1392820640, 1949948896, 2228513024, 2437436120, 2785641280, 3899897792, 4874872240, 5571282560, 7799795584, 9749744480, 11142565120, 15599591168, 19499488960, 38998977920, 77997955840]

約数ペア:

[(1, 77997955840), (2, 38998977920), (4, 19499488960), (5, 15599591168), (7, 11142565120), (8, 9749744480), (10, 7799795584), (14, 5571282560), (16, 4874872240), (20, 3899897792), (28, 2785641280), (32, 2437436120), (35, 2228513024), (40, 1949948896), (56, 1392820640), (64, 1218718060), (70, 1114256512), (80, 974974448), (112, 696410320), (128, 609359030), (140, 557128256), (160, 487487224), (224, 348205160), (256, 304679515), (280, 278564128), (320, 243743612), (448, 174102580), (560, 139282064), (640, 121871806), (896, 87051290), (1120, 69641032), (1280, 60935903), (1792, 43525645), (2240, 34820516), (2791, 27946240), (3119, 25007360), (4480, 17410258), (5582, 13973120), (6238, 12503680), (8960, 8705129), (11164, 6986560), (12476, 6251840), (13955, 5589248), (15595, 5001472), (19537, 3992320), (21833, 3572480), (22328, 3493280), (24952, 3125920), (27910, 2794624), (31190, 2500736), (39074, 1996160), (43666, 1786240), (44656, 1746640), (49904, 1562960), (55820, 1397312), (62380, 1250368), (78148, 998080), (87332, 893120), (89312, 873320), (97685, 798464), (99808, 781480), (109165, 714496), (111640, 698656), (124760, 625184), (156296, 499040), (174664, 446560), (178624, 436660), (195370, 399232), (199616, 390740), (218330, 357248), (223280, 349328), (249520, 312592)]