278452080

素因数分解:

$2^4\times 3^4\times 5^1\times {\mathrm{97}}^1\times {\mathrm{443}}^1$

素因数の和:565

約数の個数: 200

約数和(自身を含む): 979281072

約数和(自身を除く): 700828992

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, 97, 108, 120, 135, 144, 162, 180, 194, 216, 240, 270, 291, 324, 360, 388, 405, 432, 443, 485, 540, 582, 648, 720, 776, 810, 873, 886, 970, 1080, 1164, 1296, 1329, 1455, 1552, 1620, 1746, 1772, 1940, 2160, 2215, 2328, 2619, 2658, 2910, 3240, 3492, 3544, 3880, 3987, 4365, 4430, 4656, 5238, 5316, 5820, 6480, 6645, 6984, 7088, 7760, 7857, 7974, 8730, 8860, 10476, 10632, 11640, 11961, 13095, 13290, 13968, 15714, 15948, 17460, 17720, 19935, 20952, 21264, 23280, 23922, 26190, 26580, 31428, 31896, 34920, 35440, 35883, 39285, 39870, 41904, 42971, 47844, 52380, 53160, 59805, 62856, 63792, 69840, 71766, 78570, 79740, 85942, 95688, 104760, 106320, 119610, 125712, 128913, 143532, 157140, 159480, 171884, 179415, 191376, 209520, 214855, 239220, 257826, 287064, 314280, 318960, 343768, 358830, 386739, 429710, 478440, 515652, 574128, 628560, 644565, 687536, 717660, 773478, 859420, 956880, 1031304, 1160217, 1289130, 1435320, 1546956, 1718840, 1933695, 2062608, 2320434, 2578260, 2870640, 3093912, 3437680, 3480651, 3867390, 4640868, 5156520, 5801085, 6187824, 6961302, 7734780, 9281736, 10313040, 11602170, 13922604, 15469560, 17403255, 18563472, 23204340, 27845208, 30939120, 34806510, 46408680, 55690416, 69613020, 92817360, 139226040, 278452080]

約数ペア:

[(1, 278452080), (2, 139226040), (3, 92817360), (4, 69613020), (5, 55690416), (6, 46408680), (8, 34806510), (9, 30939120), (10, 27845208), (12, 23204340), (15, 18563472), (16, 17403255), (18, 15469560), (20, 13922604), (24, 11602170), (27, 10313040), (30, 9281736), (36, 7734780), (40, 6961302), (45, 6187824), (48, 5801085), (54, 5156520), (60, 4640868), (72, 3867390), (80, 3480651), (81, 3437680), (90, 3093912), (97, 2870640), (108, 2578260), (120, 2320434), (135, 2062608), (144, 1933695), (162, 1718840), (180, 1546956), (194, 1435320), (216, 1289130), (240, 1160217), (270, 1031304), (291, 956880), (324, 859420), (360, 773478), (388, 717660), (405, 687536), (432, 644565), (443, 628560), (485, 574128), (540, 515652), (582, 478440), (648, 429710), (720, 386739), (776, 358830), (810, 343768), (873, 318960), (886, 314280), (970, 287064), (1080, 257826), (1164, 239220), (1296, 214855), (1329, 209520), (1455, 191376), (1552, 179415), (1620, 171884), (1746, 159480), (1772, 157140), (1940, 143532), (2160, 128913), (2215, 125712), (2328, 119610), (2619, 106320), (2658, 104760), (2910, 95688), (3240, 85942), (3492, 79740), (3544, 78570), (3880, 71766), (3987, 69840), (4365, 63792), (4430, 62856), (4656, 59805), (5238, 53160), (5316, 52380), (5820, 47844), (6480, 42971), (6645, 41904), (6984, 39870), (7088, 39285), (7760, 35883), (7857, 35440), (7974, 34920), (8730, 31896), (8860, 31428), (10476, 26580), (10632, 26190), (11640, 23922), (11961, 23280), (13095, 21264), (13290, 20952), (13968, 19935), (15714, 17720), (15948, 17460)]