281789280

素因数分解:

$2^5\times 3^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1279}}^1$

素因数の和:1323

約数の個数: 240

約数和(自身を含む): 1053803520

約数和(自身を除く): 772014240

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, 68, 72, 80, 81, 85, 90, 96, 102, 108, 120, 135, 136, 144, 153, 160, 162, 170, 180, 204, 216, 240, 255, 270, 272, 288, 306, 324, 340, 360, 405, 408, 432, 459, 480, 510, 540, 544, 612, 648, 680, 720, 765, 810, 816, 864, 918, 1020, 1080, 1224, 1279, 1296, 1360, 1377, 1440, 1530, 1620, 1632, 1836, 2040, 2160, 2295, 2448, 2558, 2592, 2720, 2754, 3060, 3240, 3672, 3837, 4080, 4320, 4590, 4896, 5116, 5508, 6120, 6395, 6480, 6885, 7344, 7674, 8160, 9180, 10232, 11016, 11511, 12240, 12790, 12960, 13770, 14688, 15348, 18360, 19185, 20464, 21743, 22032, 23022, 24480, 25580, 27540, 30696, 34533, 36720, 38370, 40928, 43486, 44064, 46044, 51160, 55080, 57555, 61392, 65229, 69066, 73440, 76740, 86972, 92088, 102320, 103599, 108715, 110160, 115110, 122784, 130458, 138132, 153480, 172665, 173944, 184176, 195687, 204640, 207198, 217430, 220320, 230220, 260916, 276264, 306960, 326145, 345330, 347888, 368352, 391374, 414396, 434860, 460440, 517995, 521832, 552528, 587061, 613920, 652290, 690660, 695776, 782748, 828792, 869720, 920880, 978435, 1035990, 1043664, 1105056, 1174122, 1304580, 1381320, 1565496, 1657584, 1739440, 1761183, 1841760, 1956870, 2071980, 2087328, 2348244, 2609160, 2762640, 2935305, 3130992, 3315168, 3478880, 3522366, 3913740, 4143960, 4696488, 5218320, 5525280, 5870610, 6261984, 7044732, 7827480, 8287920, 8805915, 9392976, 10436640, 11741220, 14089464, 15654960, 16575840, 17611830, 18785952, 23482440, 28178928, 31309920, 35223660, 46964880, 56357856, 70447320, 93929760, 140894640, 281789280]

約数ペア:

[(1, 281789280), (2, 140894640), (3, 93929760), (4, 70447320), (5, 56357856), (6, 46964880), (8, 35223660), (9, 31309920), (10, 28178928), (12, 23482440), (15, 18785952), (16, 17611830), (17, 16575840), (18, 15654960), (20, 14089464), (24, 11741220), (27, 10436640), (30, 9392976), (32, 8805915), (34, 8287920), (36, 7827480), (40, 7044732), (45, 6261984), (48, 5870610), (51, 5525280), (54, 5218320), (60, 4696488), (68, 4143960), (72, 3913740), (80, 3522366), (81, 3478880), (85, 3315168), (90, 3130992), (96, 2935305), (102, 2762640), (108, 2609160), (120, 2348244), (135, 2087328), (136, 2071980), (144, 1956870), (153, 1841760), (160, 1761183), (162, 1739440), (170, 1657584), (180, 1565496), (204, 1381320), (216, 1304580), (240, 1174122), (255, 1105056), (270, 1043664), (272, 1035990), (288, 978435), (306, 920880), (324, 869720), (340, 828792), (360, 782748), (405, 695776), (408, 690660), (432, 652290), (459, 613920), (480, 587061), (510, 552528), (540, 521832), (544, 517995), (612, 460440), (648, 434860), (680, 414396), (720, 391374), (765, 368352), (810, 347888), (816, 345330), (864, 326145), (918, 306960), (1020, 276264), (1080, 260916), (1224, 230220), (1279, 220320), (1296, 217430), (1360, 207198), (1377, 204640), (1440, 195687), (1530, 184176), (1620, 173944), (1632, 172665), (1836, 153480), (2040, 138132), (2160, 130458), (2295, 122784), (2448, 115110), (2558, 110160), (2592, 108715), (2720, 103599), (2754, 102320), (3060, 92088), (3240, 86972), (3672, 76740), (3837, 73440), (4080, 69066), (4320, 65229), (4590, 61392), (4896, 57555), (5116, 55080), (5508, 51160), (6120, 46044), (6395, 44064), (6480, 43486), (6885, 40928), (7344, 38370), (7674, 36720), (8160, 34533), (9180, 30696), (10232, 27540), (11016, 25580), (11511, 24480), (12240, 23022), (12790, 22032), (12960, 21743), (13770, 20464), (14688, 19185), (15348, 18360)]