1820121264

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{701}}^1$

素因数の和:820

約数の個数: 240

約数和(自身を含む): 5861812320

約数和(自身を除く): 4041691056

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 19, 24, 26, 36, 38, 39, 48, 52, 57, 72, 73, 76, 78, 104, 114, 117, 144, 146, 152, 156, 171, 208, 219, 228, 234, 247, 292, 304, 312, 342, 438, 456, 468, 494, 584, 624, 657, 684, 701, 741, 876, 912, 936, 949, 988, 1168, 1314, 1368, 1387, 1402, 1482, 1752, 1872, 1898, 1976, 2103, 2223, 2628, 2736, 2774, 2804, 2847, 2964, 3504, 3796, 3952, 4161, 4206, 4446, 5256, 5548, 5608, 5694, 5928, 6309, 7592, 8322, 8412, 8541, 8892, 9113, 10512, 11096, 11216, 11388, 11856, 12483, 12618, 13319, 15184, 16644, 16824, 17082, 17784, 18031, 18226, 22192, 22776, 24966, 25236, 26638, 27339, 33288, 33648, 34164, 35568, 36062, 36452, 39957, 45552, 49932, 50472, 51173, 53276, 54093, 54678, 66576, 68328, 72124, 72904, 79914, 82017, 99864, 100944, 102346, 106552, 108186, 109356, 119871, 136656, 144248, 145808, 153519, 159828, 162279, 164034, 173147, 199728, 204692, 213104, 216372, 218712, 239742, 288496, 307038, 319656, 324558, 328068, 346294, 409384, 432744, 437424, 460557, 479484, 519441, 614076, 639312, 649116, 656136, 665249, 692588, 818768, 865488, 921114, 958968, 972287, 1038882, 1228152, 1298232, 1312272, 1330498, 1385176, 1558323, 1842228, 1917936, 1944574, 1995747, 2077764, 2456304, 2596464, 2660996, 2770352, 2916861, 3116646, 3684456, 3889148, 3991494, 4155528, 5321992, 5833722, 5987241, 6233292, 7368912, 7778296, 7982988, 8311056, 8750583, 10643984, 11667444, 11974482, 12466584, 12639731, 15556592, 15965976, 17501166, 23334888, 23948964, 24933168, 25279462, 31931952, 35002332, 37919193, 46669776, 47897928, 50558924, 70004664, 75838386, 95795856, 101117848, 113757579, 140009328, 151676772, 202235696, 227515158, 303353544, 455030316, 606707088, 910060632, 1820121264]

約数ペア:

[(1, 1820121264), (2, 910060632), (3, 606707088), (4, 455030316), (6, 303353544), (8, 227515158), (9, 202235696), (12, 151676772), (13, 140009328), (16, 113757579), (18, 101117848), (19, 95795856), (24, 75838386), (26, 70004664), (36, 50558924), (38, 47897928), (39, 46669776), (48, 37919193), (52, 35002332), (57, 31931952), (72, 25279462), (73, 24933168), (76, 23948964), (78, 23334888), (104, 17501166), (114, 15965976), (117, 15556592), (144, 12639731), (146, 12466584), (152, 11974482), (156, 11667444), (171, 10643984), (208, 8750583), (219, 8311056), (228, 7982988), (234, 7778296), (247, 7368912), (292, 6233292), (304, 5987241), (312, 5833722), (342, 5321992), (438, 4155528), (456, 3991494), (468, 3889148), (494, 3684456), (584, 3116646), (624, 2916861), (657, 2770352), (684, 2660996), (701, 2596464), (741, 2456304), (876, 2077764), (912, 1995747), (936, 1944574), (949, 1917936), (988, 1842228), (1168, 1558323), (1314, 1385176), (1368, 1330498), (1387, 1312272), (1402, 1298232), (1482, 1228152), (1752, 1038882), (1872, 972287), (1898, 958968), (1976, 921114), (2103, 865488), (2223, 818768), (2628, 692588), (2736, 665249), (2774, 656136), (2804, 649116), (2847, 639312), (2964, 614076), (3504, 519441), (3796, 479484), (3952, 460557), (4161, 437424), (4206, 432744), (4446, 409384), (5256, 346294), (5548, 328068), (5608, 324558), (5694, 319656), (5928, 307038), (6309, 288496), (7592, 239742), (8322, 218712), (8412, 216372), (8541, 213104), (8892, 204692), (9113, 199728), (10512, 173147), (11096, 164034), (11216, 162279), (11388, 159828), (11856, 153519), (12483, 145808), (12618, 144248), (13319, 136656), (15184, 119871), (16644, 109356), (16824, 108186), (17082, 106552), (17784, 102346), (18031, 100944), (18226, 99864), (22192, 82017), (22776, 79914), (24966, 72904), (25236, 72124), (26638, 68328), (27339, 66576), (33288, 54678), (33648, 54093), (34164, 53276), (35568, 51173), (36062, 50472), (36452, 49932), (39957, 45552)]