78780480

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{137}}^1\times {\mathrm{599}}^1$

素因数の和:756

約数の個数: 112

約数和(自身を含む): 252374400

約数和(自身を除く): 173593920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 137, 160, 192, 240, 274, 320, 411, 480, 548, 599, 685, 822, 960, 1096, 1198, 1370, 1644, 1797, 2055, 2192, 2396, 2740, 2995, 3288, 3594, 4110, 4384, 4792, 5480, 5990, 6576, 7188, 8220, 8768, 8985, 9584, 10960, 11980, 13152, 14376, 16440, 17970, 19168, 21920, 23960, 26304, 28752, 32880, 35940, 38336, 43840, 47920, 57504, 65760, 71880, 82063, 95840, 115008, 131520, 143760, 164126, 191680, 246189, 287520, 328252, 410315, 492378, 575040, 656504, 820630, 984756, 1230945, 1313008, 1641260, 1969512, 2461890, 2626016, 3282520, 3939024, 4923780, 5252032, 6565040, 7878048, 9847560, 13130080, 15756096, 19695120, 26260160, 39390240, 78780480]

約数ペア:

[(1, 78780480), (2, 39390240), (3, 26260160), (4, 19695120), (5, 15756096), (6, 13130080), (8, 9847560), (10, 7878048), (12, 6565040), (15, 5252032), (16, 4923780), (20, 3939024), (24, 3282520), (30, 2626016), (32, 2461890), (40, 1969512), (48, 1641260), (60, 1313008), (64, 1230945), (80, 984756), (96, 820630), (120, 656504), (137, 575040), (160, 492378), (192, 410315), (240, 328252), (274, 287520), (320, 246189), (411, 191680), (480, 164126), (548, 143760), (599, 131520), (685, 115008), (822, 95840), (960, 82063), (1096, 71880), (1198, 65760), (1370, 57504), (1644, 47920), (1797, 43840), (2055, 38336), (2192, 35940), (2396, 32880), (2740, 28752), (2995, 26304), (3288, 23960), (3594, 21920), (4110, 19168), (4384, 17970), (4792, 16440), (5480, 14376), (5990, 13152), (6576, 11980), (7188, 10960), (8220, 9584), (8768, 8985)]