78838080

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{2003}}^1$

素因数の和:2064

約数の個数: 112

約数和(自身を含む): 256544064

約数和(自身を除く): 177705984

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 41, 48, 60, 64, 80, 82, 96, 120, 123, 160, 164, 192, 205, 240, 246, 320, 328, 410, 480, 492, 615, 656, 820, 960, 984, 1230, 1312, 1640, 1968, 2003, 2460, 2624, 3280, 3936, 4006, 4920, 6009, 6560, 7872, 8012, 9840, 10015, 12018, 13120, 16024, 19680, 20030, 24036, 30045, 32048, 39360, 40060, 48072, 60090, 64096, 80120, 82123, 96144, 120180, 128192, 160240, 164246, 192288, 240360, 246369, 320480, 328492, 384576, 410615, 480720, 492738, 640960, 656984, 821230, 961440, 985476, 1231845, 1313968, 1642460, 1922880, 1970952, 2463690, 2627936, 3284920, 3941904, 4927380, 5255872, 6569840, 7883808, 9854760, 13139680, 15767616, 19709520, 26279360, 39419040, 78838080]

約数ペア:

[(1, 78838080), (2, 39419040), (3, 26279360), (4, 19709520), (5, 15767616), (6, 13139680), (8, 9854760), (10, 7883808), (12, 6569840), (15, 5255872), (16, 4927380), (20, 3941904), (24, 3284920), (30, 2627936), (32, 2463690), (40, 1970952), (41, 1922880), (48, 1642460), (60, 1313968), (64, 1231845), (80, 985476), (82, 961440), (96, 821230), (120, 656984), (123, 640960), (160, 492738), (164, 480720), (192, 410615), (205, 384576), (240, 328492), (246, 320480), (320, 246369), (328, 240360), (410, 192288), (480, 164246), (492, 160240), (615, 128192), (656, 120180), (820, 96144), (960, 82123), (984, 80120), (1230, 64096), (1312, 60090), (1640, 48072), (1968, 40060), (2003, 39360), (2460, 32048), (2624, 30045), (3280, 24036), (3936, 20030), (4006, 19680), (4920, 16024), (6009, 13120), (6560, 12018), (7872, 10015), (8012, 9840)]