18481320

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{359}}^1$

素因数の和:400

約数の個数: 192

約数和(自身を含む): 70761600

約数和(自身を除く): 52280280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 13, 15, 18, 20, 22, 24, 26, 30, 33, 36, 39, 40, 44, 45, 52, 55, 60, 65, 66, 72, 78, 88, 90, 99, 104, 110, 117, 120, 130, 132, 143, 156, 165, 180, 195, 198, 220, 234, 260, 264, 286, 312, 330, 359, 360, 390, 396, 429, 440, 468, 495, 520, 572, 585, 660, 715, 718, 780, 792, 858, 936, 990, 1077, 1144, 1170, 1287, 1320, 1430, 1436, 1560, 1716, 1795, 1980, 2145, 2154, 2340, 2574, 2860, 2872, 3231, 3432, 3590, 3949, 3960, 4290, 4308, 4667, 4680, 5148, 5385, 5720, 6435, 6462, 7180, 7898, 8580, 8616, 9334, 10296, 10770, 11847, 12870, 12924, 14001, 14360, 15796, 16155, 17160, 18668, 19745, 21540, 23335, 23694, 25740, 25848, 28002, 31592, 32310, 35541, 37336, 39490, 42003, 43080, 46670, 47388, 51337, 51480, 56004, 59235, 64620, 70005, 71082, 78980, 84006, 93340, 94776, 102674, 112008, 118470, 129240, 140010, 142164, 154011, 157960, 168012, 177705, 186680, 205348, 210015, 236940, 256685, 280020, 284328, 308022, 336024, 355410, 410696, 420030, 462033, 473880, 513370, 560040, 616044, 710820, 770055, 840060, 924066, 1026740, 1232088, 1421640, 1540110, 1680120, 1848132, 2053480, 2310165, 3080220, 3696264, 4620330, 6160440, 9240660, 18481320]

約数ペア:

[(1, 18481320), (2, 9240660), (3, 6160440), (4, 4620330), (5, 3696264), (6, 3080220), (8, 2310165), (9, 2053480), (10, 1848132), (11, 1680120), (12, 1540110), (13, 1421640), (15, 1232088), (18, 1026740), (20, 924066), (22, 840060), (24, 770055), (26, 710820), (30, 616044), (33, 560040), (36, 513370), (39, 473880), (40, 462033), (44, 420030), (45, 410696), (52, 355410), (55, 336024), (60, 308022), (65, 284328), (66, 280020), (72, 256685), (78, 236940), (88, 210015), (90, 205348), (99, 186680), (104, 177705), (110, 168012), (117, 157960), (120, 154011), (130, 142164), (132, 140010), (143, 129240), (156, 118470), (165, 112008), (180, 102674), (195, 94776), (198, 93340), (220, 84006), (234, 78980), (260, 71082), (264, 70005), (286, 64620), (312, 59235), (330, 56004), (359, 51480), (360, 51337), (390, 47388), (396, 46670), (429, 43080), (440, 42003), (468, 39490), (495, 37336), (520, 35541), (572, 32310), (585, 31592), (660, 28002), (715, 25848), (718, 25740), (780, 23694), (792, 23335), (858, 21540), (936, 19745), (990, 18668), (1077, 17160), (1144, 16155), (1170, 15796), (1287, 14360), (1320, 14001), (1430, 12924), (1436, 12870), (1560, 11847), (1716, 10770), (1795, 10296), (1980, 9334), (2145, 8616), (2154, 8580), (2340, 7898), (2574, 7180), (2860, 6462), (2872, 6435), (3231, 5720), (3432, 5385), (3590, 5148), (3949, 4680), (3960, 4667), (4290, 4308)]