1980502128

素因数分解:

$2^4\times 3^2\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{103}}^1\times {\mathrm{199}}^1$

素因数の和:388

約数の個数: 240

約数和(自身を含む): 6236505600

約数和(自身を除く): 4256003472

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 33, 36, 44, 48, 61, 66, 72, 88, 99, 103, 122, 132, 144, 176, 183, 198, 199, 206, 244, 264, 309, 366, 396, 398, 412, 488, 528, 549, 597, 618, 671, 732, 792, 796, 824, 927, 976, 1098, 1133, 1194, 1236, 1342, 1464, 1584, 1592, 1648, 1791, 1854, 2013, 2189, 2196, 2266, 2388, 2472, 2684, 2928, 3184, 3399, 3582, 3708, 4026, 4378, 4392, 4532, 4776, 4944, 5368, 6039, 6283, 6567, 6798, 7164, 7416, 8052, 8756, 8784, 9064, 9552, 10197, 10736, 12078, 12139, 12566, 13134, 13596, 14328, 14832, 16104, 17512, 18128, 18849, 19701, 20394, 20497, 24156, 24278, 25132, 26268, 27192, 28656, 32208, 35024, 36417, 37698, 39402, 40788, 40994, 48312, 48556, 50264, 52536, 54384, 56547, 61491, 69113, 72834, 75396, 78804, 81576, 81988, 96624, 97112, 100528, 105072, 109251, 113094, 122982, 133529, 138226, 145668, 150792, 157608, 163152, 163976, 184473, 194224, 207339, 218502, 225467, 226188, 245964, 267058, 276452, 291336, 301584, 315216, 327952, 368946, 400587, 414678, 437004, 450934, 452376, 491928, 534116, 552904, 582672, 622017, 676401, 737892, 801174, 829356, 874008, 901868, 904752, 983856, 1068232, 1105808, 1201761, 1244034, 1250317, 1352802, 1475784, 1602348, 1658712, 1748016, 1803736, 2029203, 2136464, 2403522, 2488068, 2500634, 2705604, 2951568, 3204696, 3317424, 3607472, 3750951, 4058406, 4807044, 4976136, 5001268, 5411208, 6409392, 7501902, 8116812, 9614088, 9952272, 10002536, 10822416, 11252853, 13753487, 15003804, 16233624, 19228176, 20005072, 22505706, 27506974, 30007608, 32467248, 41260461, 45011412, 55013948, 60015216, 82520922, 90022824, 110027896, 123781383, 165041844, 180045648, 220055792, 247562766, 330083688, 495125532, 660167376, 990251064, 1980502128]

約数ペア:

[(1, 1980502128), (2, 990251064), (3, 660167376), (4, 495125532), (6, 330083688), (8, 247562766), (9, 220055792), (11, 180045648), (12, 165041844), (16, 123781383), (18, 110027896), (22, 90022824), (24, 82520922), (33, 60015216), (36, 55013948), (44, 45011412), (48, 41260461), (61, 32467248), (66, 30007608), (72, 27506974), (88, 22505706), (99, 20005072), (103, 19228176), (122, 16233624), (132, 15003804), (144, 13753487), (176, 11252853), (183, 10822416), (198, 10002536), (199, 9952272), (206, 9614088), (244, 8116812), (264, 7501902), (309, 6409392), (366, 5411208), (396, 5001268), (398, 4976136), (412, 4807044), (488, 4058406), (528, 3750951), (549, 3607472), (597, 3317424), (618, 3204696), (671, 2951568), (732, 2705604), (792, 2500634), (796, 2488068), (824, 2403522), (927, 2136464), (976, 2029203), (1098, 1803736), (1133, 1748016), (1194, 1658712), (1236, 1602348), (1342, 1475784), (1464, 1352802), (1584, 1250317), (1592, 1244034), (1648, 1201761), (1791, 1105808), (1854, 1068232), (2013, 983856), (2189, 904752), (2196, 901868), (2266, 874008), (2388, 829356), (2472, 801174), (2684, 737892), (2928, 676401), (3184, 622017), (3399, 582672), (3582, 552904), (3708, 534116), (4026, 491928), (4378, 452376), (4392, 450934), (4532, 437004), (4776, 414678), (4944, 400587), (5368, 368946), (6039, 327952), (6283, 315216), (6567, 301584), (6798, 291336), (7164, 276452), (7416, 267058), (8052, 245964), (8756, 226188), (8784, 225467), (9064, 218502), (9552, 207339), (10197, 194224), (10736, 184473), (12078, 163976), (12139, 163152), (12566, 157608), (13134, 150792), (13596, 145668), (14328, 138226), (14832, 133529), (16104, 122982), (17512, 113094), (18128, 109251), (18849, 105072), (19701, 100528), (20394, 97112), (20497, 96624), (24156, 81988), (24278, 81576), (25132, 78804), (26268, 75396), (27192, 72834), (28656, 69113), (32208, 61491), (35024, 56547), (36417, 54384), (37698, 52536), (39402, 50264), (40788, 48556), (40994, 48312)]