520905672

素因数分解:

$2^3\times 3^2\times 7^2\times {\mathrm{19}}^2\times {\mathrm{409}}^1$

素因数の和:473

約数の個数: 216

約数和(自身を含む): 1736274150

約数和(自身を除く): 1215368478

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 19, 21, 24, 28, 36, 38, 42, 49, 56, 57, 63, 72, 76, 84, 98, 114, 126, 133, 147, 152, 168, 171, 196, 228, 252, 266, 294, 342, 361, 392, 399, 409, 441, 456, 504, 532, 588, 684, 722, 798, 818, 882, 931, 1064, 1083, 1176, 1197, 1227, 1368, 1444, 1596, 1636, 1764, 1862, 2166, 2394, 2454, 2527, 2793, 2863, 2888, 3192, 3249, 3272, 3528, 3681, 3724, 4332, 4788, 4908, 5054, 5586, 5726, 6498, 7362, 7448, 7581, 7771, 8379, 8589, 8664, 9576, 9816, 10108, 11172, 11452, 12996, 14724, 15162, 15542, 16758, 17178, 17689, 20041, 20216, 22344, 22743, 22904, 23313, 25767, 25992, 29448, 30324, 31084, 33516, 34356, 35378, 40082, 45486, 46626, 51534, 53067, 54397, 60123, 60648, 62168, 67032, 68712, 69939, 70756, 80164, 90972, 93252, 103068, 106134, 108794, 120246, 139878, 141512, 147649, 159201, 160328, 163191, 180369, 181944, 186504, 206136, 212268, 217588, 240492, 279756, 295298, 318402, 326382, 360738, 380779, 424536, 435176, 442947, 480984, 489573, 559512, 590596, 636804, 652764, 721476, 761558, 885894, 979146, 1033543, 1142337, 1181192, 1273608, 1305528, 1328841, 1442952, 1523116, 1771788, 1958292, 2067086, 2284674, 2657682, 3046232, 3100629, 3427011, 3543576, 3916584, 4134172, 4569348, 5315364, 6201258, 6854022, 7234801, 8268344, 9138696, 9301887, 10630728, 12402516, 13708044, 14469602, 18603774, 21704403, 24805032, 27416088, 28939204, 37207548, 43408806, 57878408, 65113209, 74415096, 86817612, 130226418, 173635224, 260452836, 520905672]

約数ペア:

[(1, 520905672), (2, 260452836), (3, 173635224), (4, 130226418), (6, 86817612), (7, 74415096), (8, 65113209), (9, 57878408), (12, 43408806), (14, 37207548), (18, 28939204), (19, 27416088), (21, 24805032), (24, 21704403), (28, 18603774), (36, 14469602), (38, 13708044), (42, 12402516), (49, 10630728), (56, 9301887), (57, 9138696), (63, 8268344), (72, 7234801), (76, 6854022), (84, 6201258), (98, 5315364), (114, 4569348), (126, 4134172), (133, 3916584), (147, 3543576), (152, 3427011), (168, 3100629), (171, 3046232), (196, 2657682), (228, 2284674), (252, 2067086), (266, 1958292), (294, 1771788), (342, 1523116), (361, 1442952), (392, 1328841), (399, 1305528), (409, 1273608), (441, 1181192), (456, 1142337), (504, 1033543), (532, 979146), (588, 885894), (684, 761558), (722, 721476), (798, 652764), (818, 636804), (882, 590596), (931, 559512), (1064, 489573), (1083, 480984), (1176, 442947), (1197, 435176), (1227, 424536), (1368, 380779), (1444, 360738), (1596, 326382), (1636, 318402), (1764, 295298), (1862, 279756), (2166, 240492), (2394, 217588), (2454, 212268), (2527, 206136), (2793, 186504), (2863, 181944), (2888, 180369), (3192, 163191), (3249, 160328), (3272, 159201), (3528, 147649), (3681, 141512), (3724, 139878), (4332, 120246), (4788, 108794), (4908, 106134), (5054, 103068), (5586, 93252), (5726, 90972), (6498, 80164), (7362, 70756), (7448, 69939), (7581, 68712), (7771, 67032), (8379, 62168), (8589, 60648), (8664, 60123), (9576, 54397), (9816, 53067), (10108, 51534), (11172, 46626), (11452, 45486), (12996, 40082), (14724, 35378), (15162, 34356), (15542, 33516), (16758, 31084), (17178, 30324), (17689, 29448), (20041, 25992), (20216, 25767), (22344, 23313), (22743, 22904)]