64332720

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{199}}^1\times {\mathrm{449}}^1$

素因数の和:667

約数の個数: 120

約数和(自身を含む): 217620000

約数和(自身を除く): 153287280

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, 144, 180, 199, 240, 360, 398, 449, 597, 720, 796, 898, 995, 1194, 1347, 1592, 1791, 1796, 1990, 2245, 2388, 2694, 2985, 3184, 3582, 3592, 3980, 4041, 4490, 4776, 5388, 5970, 6735, 7164, 7184, 7960, 8082, 8955, 8980, 9552, 10776, 11940, 13470, 14328, 15920, 16164, 17910, 17960, 20205, 21552, 23880, 26940, 28656, 32328, 35820, 35920, 40410, 47760, 53880, 64656, 71640, 80820, 89351, 107760, 143280, 161640, 178702, 268053, 323280, 357404, 446755, 536106, 714808, 804159, 893510, 1072212, 1340265, 1429616, 1608318, 1787020, 2144424, 2680530, 3216636, 3574040, 4020795, 4288848, 5361060, 6433272, 7148080, 8041590, 10722120, 12866544, 16083180, 21444240, 32166360, 64332720]

約数ペア:

[(1, 64332720), (2, 32166360), (3, 21444240), (4, 16083180), (5, 12866544), (6, 10722120), (8, 8041590), (9, 7148080), (10, 6433272), (12, 5361060), (15, 4288848), (16, 4020795), (18, 3574040), (20, 3216636), (24, 2680530), (30, 2144424), (36, 1787020), (40, 1608318), (45, 1429616), (48, 1340265), (60, 1072212), (72, 893510), (80, 804159), (90, 714808), (120, 536106), (144, 446755), (180, 357404), (199, 323280), (240, 268053), (360, 178702), (398, 161640), (449, 143280), (597, 107760), (720, 89351), (796, 80820), (898, 71640), (995, 64656), (1194, 53880), (1347, 47760), (1592, 40410), (1791, 35920), (1796, 35820), (1990, 32328), (2245, 28656), (2388, 26940), (2694, 23880), (2985, 21552), (3184, 20205), (3582, 17960), (3592, 17910), (3980, 16164), (4041, 15920), (4490, 14328), (4776, 13470), (5388, 11940), (5970, 10776), (6735, 9552), (7164, 8980), (7184, 8955), (7960, 8082)]