645116160

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{12923}}^1$

素因数の和:12960

約数の個数: 144

約数和(自身を含む): 2218999104

約数和(自身を除く): 1573882944

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, 256, 260, 312, 320, 384, 390, 416, 480, 520, 624, 640, 768, 780, 832, 960, 1040, 1248, 1280, 1560, 1664, 1920, 2080, 2496, 3120, 3328, 3840, 4160, 4992, 6240, 8320, 9984, 12480, 12923, 16640, 24960, 25846, 38769, 49920, 51692, 64615, 77538, 103384, 129230, 155076, 167999, 193845, 206768, 258460, 310152, 335998, 387690, 413536, 503997, 516920, 620304, 671996, 775380, 827072, 839995, 1007994, 1033840, 1240608, 1343992, 1550760, 1654144, 1679990, 2015988, 2067680, 2481216, 2519985, 2687984, 3101520, 3308288, 3359980, 4031976, 4135360, 4962432, 5039970, 5375968, 6203040, 6719960, 8063952, 8270720, 9924864, 10079940, 10751936, 12406080, 13439920, 16127904, 16541440, 20159880, 21503872, 24812160, 26879840, 32255808, 40319760, 43007744, 49624320, 53759680, 64511616, 80639520, 107519360, 129023232, 161279040, 215038720, 322558080, 645116160]

約数ペア:

[(1, 645116160), (2, 322558080), (3, 215038720), (4, 161279040), (5, 129023232), (6, 107519360), (8, 80639520), (10, 64511616), (12, 53759680), (13, 49624320), (15, 43007744), (16, 40319760), (20, 32255808), (24, 26879840), (26, 24812160), (30, 21503872), (32, 20159880), (39, 16541440), (40, 16127904), (48, 13439920), (52, 12406080), (60, 10751936), (64, 10079940), (65, 9924864), (78, 8270720), (80, 8063952), (96, 6719960), (104, 6203040), (120, 5375968), (128, 5039970), (130, 4962432), (156, 4135360), (160, 4031976), (192, 3359980), (195, 3308288), (208, 3101520), (240, 2687984), (256, 2519985), (260, 2481216), (312, 2067680), (320, 2015988), (384, 1679990), (390, 1654144), (416, 1550760), (480, 1343992), (520, 1240608), (624, 1033840), (640, 1007994), (768, 839995), (780, 827072), (832, 775380), (960, 671996), (1040, 620304), (1248, 516920), (1280, 503997), (1560, 413536), (1664, 387690), (1920, 335998), (2080, 310152), (2496, 258460), (3120, 206768), (3328, 193845), (3840, 167999), (4160, 155076), (4992, 129230), (6240, 103384), (8320, 77538), (9984, 64615), (12480, 51692), (12923, 49920), (16640, 38769), (24960, 25846)]