23378520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{199}}^1$

素因数の和:313

約数の個数: 128

約数和(自身を含む): 77760000

約数和(自身を除く): 54381480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 89, 110, 120, 132, 165, 178, 199, 220, 264, 267, 330, 356, 398, 440, 445, 534, 597, 660, 712, 796, 890, 979, 995, 1068, 1194, 1320, 1335, 1592, 1780, 1958, 1990, 2136, 2189, 2388, 2670, 2937, 2985, 3560, 3916, 3980, 4378, 4776, 4895, 5340, 5874, 5970, 6567, 7832, 7960, 8756, 9790, 10680, 10945, 11748, 11940, 13134, 14685, 17512, 17711, 19580, 21890, 23496, 23880, 26268, 29370, 32835, 35422, 39160, 43780, 52536, 53133, 58740, 65670, 70844, 87560, 88555, 106266, 117480, 131340, 141688, 177110, 194821, 212532, 262680, 265665, 354220, 389642, 425064, 531330, 584463, 708440, 779284, 974105, 1062660, 1168926, 1558568, 1948210, 2125320, 2337852, 2922315, 3896420, 4675704, 5844630, 7792840, 11689260, 23378520]

約数ペア:

[(1, 23378520), (2, 11689260), (3, 7792840), (4, 5844630), (5, 4675704), (6, 3896420), (8, 2922315), (10, 2337852), (11, 2125320), (12, 1948210), (15, 1558568), (20, 1168926), (22, 1062660), (24, 974105), (30, 779284), (33, 708440), (40, 584463), (44, 531330), (55, 425064), (60, 389642), (66, 354220), (88, 265665), (89, 262680), (110, 212532), (120, 194821), (132, 177110), (165, 141688), (178, 131340), (199, 117480), (220, 106266), (264, 88555), (267, 87560), (330, 70844), (356, 65670), (398, 58740), (440, 53133), (445, 52536), (534, 43780), (597, 39160), (660, 35422), (712, 32835), (796, 29370), (890, 26268), (979, 23880), (995, 23496), (1068, 21890), (1194, 19580), (1320, 17711), (1335, 17512), (1592, 14685), (1780, 13134), (1958, 11940), (1990, 11748), (2136, 10945), (2189, 10680), (2388, 9790), (2670, 8756), (2937, 7960), (2985, 7832), (3560, 6567), (3916, 5970), (3980, 5874), (4378, 5340), (4776, 4895)]