666487440

素因数分解:

$2^4\times 3^4\times 5^1\times {\mathrm{163}}^1\times {\mathrm{631}}^1$

素因数の和:819

約数の個数: 200

約数和(自身を含む): 2332701888

約数和(自身を除く): 1666214448

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 108, 120, 135, 144, 162, 163, 180, 216, 240, 270, 324, 326, 360, 405, 432, 489, 540, 631, 648, 652, 720, 810, 815, 978, 1080, 1262, 1296, 1304, 1467, 1620, 1630, 1893, 1956, 2160, 2445, 2524, 2608, 2934, 3155, 3240, 3260, 3786, 3912, 4401, 4890, 5048, 5679, 5868, 6310, 6480, 6520, 7335, 7572, 7824, 8802, 9465, 9780, 10096, 11358, 11736, 12620, 13040, 13203, 14670, 15144, 17037, 17604, 18930, 19560, 22005, 22716, 23472, 25240, 26406, 28395, 29340, 30288, 34074, 35208, 37860, 39120, 44010, 45432, 50480, 51111, 52812, 56790, 58680, 66015, 68148, 70416, 75720, 85185, 88020, 90864, 102222, 102853, 105624, 113580, 117360, 132030, 136296, 151440, 170370, 176040, 204444, 205706, 211248, 227160, 255555, 264060, 272592, 308559, 340740, 352080, 408888, 411412, 454320, 511110, 514265, 528120, 617118, 681480, 817776, 822824, 925677, 1022220, 1028530, 1056240, 1234236, 1362960, 1542795, 1645648, 1851354, 2044440, 2057060, 2468472, 2777031, 3085590, 3702708, 4088880, 4114120, 4628385, 4936944, 5554062, 6171180, 7405416, 8228240, 8331093, 9256770, 11108124, 12342360, 13885155, 14810832, 16662186, 18513540, 22216248, 24684720, 27770310, 33324372, 37027080, 41655465, 44432496, 55540620, 66648744, 74054160, 83310930, 111081240, 133297488, 166621860, 222162480, 333243720, 666487440]

約数ペア:

[(1, 666487440), (2, 333243720), (3, 222162480), (4, 166621860), (5, 133297488), (6, 111081240), (8, 83310930), (9, 74054160), (10, 66648744), (12, 55540620), (15, 44432496), (16, 41655465), (18, 37027080), (20, 33324372), (24, 27770310), (27, 24684720), (30, 22216248), (36, 18513540), (40, 16662186), (45, 14810832), (48, 13885155), (54, 12342360), (60, 11108124), (72, 9256770), (80, 8331093), (81, 8228240), (90, 7405416), (108, 6171180), (120, 5554062), (135, 4936944), (144, 4628385), (162, 4114120), (163, 4088880), (180, 3702708), (216, 3085590), (240, 2777031), (270, 2468472), (324, 2057060), (326, 2044440), (360, 1851354), (405, 1645648), (432, 1542795), (489, 1362960), (540, 1234236), (631, 1056240), (648, 1028530), (652, 1022220), (720, 925677), (810, 822824), (815, 817776), (978, 681480), (1080, 617118), (1262, 528120), (1296, 514265), (1304, 511110), (1467, 454320), (1620, 411412), (1630, 408888), (1893, 352080), (1956, 340740), (2160, 308559), (2445, 272592), (2524, 264060), (2608, 255555), (2934, 227160), (3155, 211248), (3240, 205706), (3260, 204444), (3786, 176040), (3912, 170370), (4401, 151440), (4890, 136296), (5048, 132030), (5679, 117360), (5868, 113580), (6310, 105624), (6480, 102853), (6520, 102222), (7335, 90864), (7572, 88020), (7824, 85185), (8802, 75720), (9465, 70416), (9780, 68148), (10096, 66015), (11358, 58680), (11736, 56790), (12620, 52812), (13040, 51111), (13203, 50480), (14670, 45432), (15144, 44010), (17037, 39120), (17604, 37860), (18930, 35208), (19560, 34074), (22005, 30288), (22716, 29340), (23472, 28395), (25240, 26406)]