18769680

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{199}}^1$

素因数の和:349

約数の個数: 120

約数和(自身を含む): 63835200

約数和(自身を除く): 45065520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 131, 144, 180, 199, 240, 262, 360, 393, 398, 524, 597, 655, 720, 786, 796, 995, 1048, 1179, 1194, 1310, 1572, 1592, 1791, 1965, 1990, 2096, 2358, 2388, 2620, 2985, 3144, 3184, 3582, 3930, 3980, 4716, 4776, 5240, 5895, 5970, 6288, 7164, 7860, 7960, 8955, 9432, 9552, 10480, 11790, 11940, 14328, 15720, 15920, 17910, 18864, 23580, 23880, 26069, 28656, 31440, 35820, 47160, 47760, 52138, 71640, 78207, 94320, 104276, 130345, 143280, 156414, 208552, 234621, 260690, 312828, 391035, 417104, 469242, 521380, 625656, 782070, 938484, 1042760, 1173105, 1251312, 1564140, 1876968, 2085520, 2346210, 3128280, 3753936, 4692420, 6256560, 9384840, 18769680]

約数ペア:

[(1, 18769680), (2, 9384840), (3, 6256560), (4, 4692420), (5, 3753936), (6, 3128280), (8, 2346210), (9, 2085520), (10, 1876968), (12, 1564140), (15, 1251312), (16, 1173105), (18, 1042760), (20, 938484), (24, 782070), (30, 625656), (36, 521380), (40, 469242), (45, 417104), (48, 391035), (60, 312828), (72, 260690), (80, 234621), (90, 208552), (120, 156414), (131, 143280), (144, 130345), (180, 104276), (199, 94320), (240, 78207), (262, 71640), (360, 52138), (393, 47760), (398, 47160), (524, 35820), (597, 31440), (655, 28656), (720, 26069), (786, 23880), (796, 23580), (995, 18864), (1048, 17910), (1179, 15920), (1194, 15720), (1310, 14328), (1572, 11940), (1592, 11790), (1791, 10480), (1965, 9552), (1990, 9432), (2096, 8955), (2358, 7960), (2388, 7860), (2620, 7164), (2985, 6288), (3144, 5970), (3184, 5895), (3582, 5240), (3930, 4776), (3980, 4716)]