67711680

素因数分解:

$2^6\times 3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{461}}^1$

素因数の和:504

約数の個数: 224

約数和(自身を含む): 253471680

約数和(自身を除く): 185760000

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 27, 30, 32, 34, 36, 40, 45, 48, 51, 54, 60, 64, 68, 72, 80, 85, 90, 96, 102, 108, 120, 135, 136, 144, 153, 160, 170, 180, 192, 204, 216, 240, 255, 270, 272, 288, 306, 320, 340, 360, 408, 432, 459, 461, 480, 510, 540, 544, 576, 612, 680, 720, 765, 816, 864, 918, 922, 960, 1020, 1080, 1088, 1224, 1360, 1383, 1440, 1530, 1632, 1728, 1836, 1844, 2040, 2160, 2295, 2305, 2448, 2720, 2766, 2880, 3060, 3264, 3672, 3688, 4080, 4149, 4320, 4590, 4610, 4896, 5440, 5532, 6120, 6915, 7344, 7376, 7837, 8160, 8298, 8640, 9180, 9220, 9792, 11064, 12240, 12447, 13830, 14688, 14752, 15674, 16320, 16596, 18360, 18440, 20745, 22128, 23511, 24480, 24894, 27660, 29376, 29504, 31348, 33192, 36720, 36880, 39185, 41490, 44256, 47022, 48960, 49788, 55320, 62235, 62696, 66384, 70533, 73440, 73760, 78370, 82980, 88512, 94044, 99576, 110640, 117555, 124470, 125392, 132768, 141066, 146880, 147520, 156740, 165960, 188088, 199152, 211599, 221280, 235110, 248940, 250784, 265536, 282132, 313480, 331920, 352665, 376176, 398304, 423198, 442560, 470220, 497880, 501568, 564264, 626960, 663840, 705330, 752352, 796608, 846396, 940440, 995760, 1057995, 1128528, 1253920, 1327680, 1410660, 1504704, 1692792, 1880880, 1991520, 2115990, 2257056, 2507840, 2821320, 3385584, 3761760, 3983040, 4231980, 4514112, 5642640, 6771168, 7523520, 8463960, 11285280, 13542336, 16927920, 22570560, 33855840, 67711680]

約数ペア:

[(1, 67711680), (2, 33855840), (3, 22570560), (4, 16927920), (5, 13542336), (6, 11285280), (8, 8463960), (9, 7523520), (10, 6771168), (12, 5642640), (15, 4514112), (16, 4231980), (17, 3983040), (18, 3761760), (20, 3385584), (24, 2821320), (27, 2507840), (30, 2257056), (32, 2115990), (34, 1991520), (36, 1880880), (40, 1692792), (45, 1504704), (48, 1410660), (51, 1327680), (54, 1253920), (60, 1128528), (64, 1057995), (68, 995760), (72, 940440), (80, 846396), (85, 796608), (90, 752352), (96, 705330), (102, 663840), (108, 626960), (120, 564264), (135, 501568), (136, 497880), (144, 470220), (153, 442560), (160, 423198), (170, 398304), (180, 376176), (192, 352665), (204, 331920), (216, 313480), (240, 282132), (255, 265536), (270, 250784), (272, 248940), (288, 235110), (306, 221280), (320, 211599), (340, 199152), (360, 188088), (408, 165960), (432, 156740), (459, 147520), (461, 146880), (480, 141066), (510, 132768), (540, 125392), (544, 124470), (576, 117555), (612, 110640), (680, 99576), (720, 94044), (765, 88512), (816, 82980), (864, 78370), (918, 73760), (922, 73440), (960, 70533), (1020, 66384), (1080, 62696), (1088, 62235), (1224, 55320), (1360, 49788), (1383, 48960), (1440, 47022), (1530, 44256), (1632, 41490), (1728, 39185), (1836, 36880), (1844, 36720), (2040, 33192), (2160, 31348), (2295, 29504), (2305, 29376), (2448, 27660), (2720, 24894), (2766, 24480), (2880, 23511), (3060, 22128), (3264, 20745), (3672, 18440), (3688, 18360), (4080, 16596), (4149, 16320), (4320, 15674), (4590, 14752), (4610, 14688), (4896, 13830), (5440, 12447), (5532, 12240), (6120, 11064), (6915, 9792), (7344, 9220), (7376, 9180), (7837, 8640), (8160, 8298)]