247989984

素因数分解:

$2^5\times 3^1\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{577}}^1$

素因数の和:649

約数の個数: 144

約数和(自身を含む): 736145424

約数和(自身を除く): 488155440

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 32, 33, 37, 44, 48, 66, 74, 88, 96, 111, 121, 132, 148, 176, 222, 242, 264, 296, 352, 363, 407, 444, 484, 528, 577, 592, 726, 814, 888, 968, 1056, 1154, 1184, 1221, 1452, 1628, 1731, 1776, 1936, 2308, 2442, 2904, 3256, 3462, 3552, 3872, 4477, 4616, 4884, 5808, 6347, 6512, 6924, 8954, 9232, 9768, 11616, 12694, 13024, 13431, 13848, 17908, 18464, 19041, 19536, 21349, 25388, 26862, 27696, 35816, 38082, 39072, 42698, 50776, 53724, 55392, 64047, 69817, 71632, 76164, 85396, 101552, 107448, 128094, 139634, 143264, 152328, 170792, 203104, 209451, 214896, 234839, 256188, 279268, 304656, 341584, 418902, 429792, 469678, 512376, 558536, 609312, 683168, 704517, 837804, 939356, 1024752, 1117072, 1409034, 1675608, 1878712, 2049504, 2234144, 2583229, 2818068, 3351216, 3757424, 5166458, 5636136, 6702432, 7514848, 7749687, 10332916, 11272272, 15499374, 20665832, 22544544, 30998748, 41331664, 61997496, 82663328, 123994992, 247989984]

約数ペア:

[(1, 247989984), (2, 123994992), (3, 82663328), (4, 61997496), (6, 41331664), (8, 30998748), (11, 22544544), (12, 20665832), (16, 15499374), (22, 11272272), (24, 10332916), (32, 7749687), (33, 7514848), (37, 6702432), (44, 5636136), (48, 5166458), (66, 3757424), (74, 3351216), (88, 2818068), (96, 2583229), (111, 2234144), (121, 2049504), (132, 1878712), (148, 1675608), (176, 1409034), (222, 1117072), (242, 1024752), (264, 939356), (296, 837804), (352, 704517), (363, 683168), (407, 609312), (444, 558536), (484, 512376), (528, 469678), (577, 429792), (592, 418902), (726, 341584), (814, 304656), (888, 279268), (968, 256188), (1056, 234839), (1154, 214896), (1184, 209451), (1221, 203104), (1452, 170792), (1628, 152328), (1731, 143264), (1776, 139634), (1936, 128094), (2308, 107448), (2442, 101552), (2904, 85396), (3256, 76164), (3462, 71632), (3552, 69817), (3872, 64047), (4477, 55392), (4616, 53724), (4884, 50776), (5808, 42698), (6347, 39072), (6512, 38082), (6924, 35816), (8954, 27696), (9232, 26862), (9768, 25388), (11616, 21349), (12694, 19536), (13024, 19041), (13431, 18464), (13848, 17908)]