1656670080

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{66373}}^1$

素因数の和:66408

約数の個数: 128

約数和(自身を含む): 5686924320

約数和(自身を除く): 4030254240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 64, 65, 78, 80, 96, 104, 120, 128, 130, 156, 160, 192, 195, 208, 240, 260, 312, 320, 384, 390, 416, 480, 520, 624, 640, 780, 832, 960, 1040, 1248, 1560, 1664, 1920, 2080, 2496, 3120, 4160, 4992, 6240, 8320, 12480, 24960, 66373, 132746, 199119, 265492, 331865, 398238, 530984, 663730, 796476, 862849, 995595, 1061968, 1327460, 1592952, 1725698, 1991190, 2123936, 2588547, 2654920, 3185904, 3451396, 3982380, 4247872, 4314245, 5177094, 5309840, 6371808, 6902792, 7964760, 8495744, 8628490, 10354188, 10619680, 12743616, 12942735, 13805584, 15929520, 17256980, 20708376, 21239360, 25487232, 25885470, 27611168, 31859040, 34513960, 41416752, 42478720, 51770940, 55222336, 63718080, 69027920, 82833504, 103541880, 110444672, 127436160, 138055840, 165667008, 207083760, 276111680, 331334016, 414167520, 552223360, 828335040, 1656670080]

約数ペア:

[(1, 1656670080), (2, 828335040), (3, 552223360), (4, 414167520), (5, 331334016), (6, 276111680), (8, 207083760), (10, 165667008), (12, 138055840), (13, 127436160), (15, 110444672), (16, 103541880), (20, 82833504), (24, 69027920), (26, 63718080), (30, 55222336), (32, 51770940), (39, 42478720), (40, 41416752), (48, 34513960), (52, 31859040), (60, 27611168), (64, 25885470), (65, 25487232), (78, 21239360), (80, 20708376), (96, 17256980), (104, 15929520), (120, 13805584), (128, 12942735), (130, 12743616), (156, 10619680), (160, 10354188), (192, 8628490), (195, 8495744), (208, 7964760), (240, 6902792), (260, 6371808), (312, 5309840), (320, 5177094), (384, 4314245), (390, 4247872), (416, 3982380), (480, 3451396), (520, 3185904), (624, 2654920), (640, 2588547), (780, 2123936), (832, 1991190), (960, 1725698), (1040, 1592952), (1248, 1327460), (1560, 1061968), (1664, 995595), (1920, 862849), (2080, 796476), (2496, 663730), (3120, 530984), (4160, 398238), (4992, 331865), (6240, 265492), (8320, 199119), (12480, 132746), (24960, 66373)]