136278579680

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{197}}^2\times {\mathrm{1291}}^1$

素因数の和:1717

約数の個数: 144

約数和(自身を含む): 342901487376

約数和(自身を除く): 206622907696

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 80, 85, 136, 160, 170, 197, 272, 340, 394, 544, 680, 788, 985, 1291, 1360, 1576, 1970, 2582, 2720, 3152, 3349, 3940, 5164, 6304, 6455, 6698, 7880, 10328, 12910, 13396, 15760, 16745, 20656, 21947, 25820, 26792, 31520, 33490, 38809, 41312, 43894, 51640, 53584, 66980, 77618, 87788, 103280, 107168, 109735, 133960, 155236, 175576, 194045, 206560, 219470, 254327, 267920, 310472, 351152, 388090, 438940, 508654, 535840, 620944, 659753, 702304, 776180, 877880, 1017308, 1241888, 1271635, 1319506, 1552360, 1755760, 2034616, 2543270, 2639012, 3104720, 3298765, 3511520, 4069232, 4323559, 5086540, 5278024, 6209440, 6597530, 8138464, 8647118, 10173080, 10556048, 13195060, 17294236, 20346160, 21112096, 21617795, 26390120, 34588472, 40692320, 43235590, 50102419, 52780240, 69176944, 86471180, 100204838, 105560480, 138353888, 172942360, 200409676, 250512095, 345884720, 400819352, 501024190, 691769440, 801638704, 851741123, 1002048380, 1603277408, 1703482246, 2004096760, 3406964492, 4008193520, 4258705615, 6813928984, 8016387040, 8517411230, 13627857968, 17034822460, 27255715936, 34069644920, 68139289840, 136278579680]

約数ペア:

[(1, 136278579680), (2, 68139289840), (4, 34069644920), (5, 27255715936), (8, 17034822460), (10, 13627857968), (16, 8517411230), (17, 8016387040), (20, 6813928984), (32, 4258705615), (34, 4008193520), (40, 3406964492), (68, 2004096760), (80, 1703482246), (85, 1603277408), (136, 1002048380), (160, 851741123), (170, 801638704), (197, 691769440), (272, 501024190), (340, 400819352), (394, 345884720), (544, 250512095), (680, 200409676), (788, 172942360), (985, 138353888), (1291, 105560480), (1360, 100204838), (1576, 86471180), (1970, 69176944), (2582, 52780240), (2720, 50102419), (3152, 43235590), (3349, 40692320), (3940, 34588472), (5164, 26390120), (6304, 21617795), (6455, 21112096), (6698, 20346160), (7880, 17294236), (10328, 13195060), (12910, 10556048), (13396, 10173080), (15760, 8647118), (16745, 8138464), (20656, 6597530), (21947, 6209440), (25820, 5278024), (26792, 5086540), (31520, 4323559), (33490, 4069232), (38809, 3511520), (41312, 3298765), (43894, 3104720), (51640, 2639012), (53584, 2543270), (66980, 2034616), (77618, 1755760), (87788, 1552360), (103280, 1319506), (107168, 1271635), (109735, 1241888), (133960, 1017308), (155236, 877880), (175576, 776180), (194045, 702304), (206560, 659753), (219470, 620944), (254327, 535840), (267920, 508654), (310472, 438940), (351152, 388090)]