1216375520

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{1931}}^1$

素因数の和:2104

約数の個数: 96

約数和(自身を含む): 2991292416

約数和(自身を除く): 1774916896

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 80, 124, 127, 155, 160, 248, 254, 310, 496, 508, 620, 635, 992, 1016, 1240, 1270, 1931, 2032, 2480, 2540, 3862, 3937, 4064, 4960, 5080, 7724, 7874, 9655, 10160, 15448, 15748, 19310, 19685, 20320, 30896, 31496, 38620, 39370, 59861, 61792, 62992, 77240, 78740, 119722, 125984, 154480, 157480, 239444, 245237, 299305, 308960, 314960, 478888, 490474, 598610, 629920, 957776, 980948, 1197220, 1226185, 1915552, 1961896, 2394440, 2452370, 3923792, 4788880, 4904740, 7602347, 7847584, 9577760, 9809480, 15204694, 19618960, 30409388, 38011735, 39237920, 60818776, 76023470, 121637552, 152046940, 243275104, 304093880, 608187760, 1216375520]

約数ペア:

[(1, 1216375520), (2, 608187760), (4, 304093880), (5, 243275104), (8, 152046940), (10, 121637552), (16, 76023470), (20, 60818776), (31, 39237920), (32, 38011735), (40, 30409388), (62, 19618960), (80, 15204694), (124, 9809480), (127, 9577760), (155, 7847584), (160, 7602347), (248, 4904740), (254, 4788880), (310, 3923792), (496, 2452370), (508, 2394440), (620, 1961896), (635, 1915552), (992, 1226185), (1016, 1197220), (1240, 980948), (1270, 957776), (1931, 629920), (2032, 598610), (2480, 490474), (2540, 478888), (3862, 314960), (3937, 308960), (4064, 299305), (4960, 245237), (5080, 239444), (7724, 157480), (7874, 154480), (9655, 125984), (10160, 119722), (15448, 78740), (15748, 77240), (19310, 62992), (19685, 61792), (20320, 59861), (30896, 39370), (31496, 38620)]