68651280

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{859}}^1$

素因数の和:918

約数の個数: 160

約数和(自身を含む): 243139200

約数和(自身を除く): 174487920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 37, 40, 45, 48, 54, 60, 72, 74, 80, 90, 108, 111, 120, 135, 144, 148, 180, 185, 216, 222, 240, 270, 296, 333, 360, 370, 432, 444, 540, 555, 592, 666, 720, 740, 859, 888, 999, 1080, 1110, 1332, 1480, 1665, 1718, 1776, 1998, 2160, 2220, 2577, 2664, 2960, 3330, 3436, 3996, 4295, 4440, 4995, 5154, 5328, 6660, 6872, 7731, 7992, 8590, 8880, 9990, 10308, 12885, 13320, 13744, 15462, 15984, 17180, 19980, 20616, 23193, 25770, 26640, 30924, 31783, 34360, 38655, 39960, 41232, 46386, 51540, 61848, 63566, 68720, 77310, 79920, 92772, 95349, 103080, 115965, 123696, 127132, 154620, 158915, 185544, 190698, 206160, 231930, 254264, 286047, 309240, 317830, 371088, 381396, 463860, 476745, 508528, 572094, 618480, 635660, 762792, 858141, 927720, 953490, 1144188, 1271320, 1430235, 1525584, 1716282, 1855440, 1906980, 2288376, 2542640, 2860470, 3432564, 3813960, 4290705, 4576752, 5720940, 6865128, 7627920, 8581410, 11441880, 13730256, 17162820, 22883760, 34325640, 68651280]

約数ペア:

[(1, 68651280), (2, 34325640), (3, 22883760), (4, 17162820), (5, 13730256), (6, 11441880), (8, 8581410), (9, 7627920), (10, 6865128), (12, 5720940), (15, 4576752), (16, 4290705), (18, 3813960), (20, 3432564), (24, 2860470), (27, 2542640), (30, 2288376), (36, 1906980), (37, 1855440), (40, 1716282), (45, 1525584), (48, 1430235), (54, 1271320), (60, 1144188), (72, 953490), (74, 927720), (80, 858141), (90, 762792), (108, 635660), (111, 618480), (120, 572094), (135, 508528), (144, 476745), (148, 463860), (180, 381396), (185, 371088), (216, 317830), (222, 309240), (240, 286047), (270, 254264), (296, 231930), (333, 206160), (360, 190698), (370, 185544), (432, 158915), (444, 154620), (540, 127132), (555, 123696), (592, 115965), (666, 103080), (720, 95349), (740, 92772), (859, 79920), (888, 77310), (999, 68720), (1080, 63566), (1110, 61848), (1332, 51540), (1480, 46386), (1665, 41232), (1718, 39960), (1776, 38655), (1998, 34360), (2160, 31783), (2220, 30924), (2577, 26640), (2664, 25770), (2960, 23193), (3330, 20616), (3436, 19980), (3996, 17180), (4295, 15984), (4440, 15462), (4995, 13744), (5154, 13320), (5328, 12885), (6660, 10308), (6872, 9990), (7731, 8880), (7992, 8590)]