210779464

素因数分解:

$2^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{271}}^1$

素因数の和:363

約数の個数: 128

約数和(自身を含む): 517017600

約数和(自身を除く): 306238136

約数列:

[1, 2, 4, 7, 8, 14, 17, 19, 28, 34, 38, 43, 56, 68, 76, 86, 119, 133, 136, 152, 172, 238, 266, 271, 301, 323, 344, 476, 532, 542, 602, 646, 731, 817, 952, 1064, 1084, 1204, 1292, 1462, 1634, 1897, 2168, 2261, 2408, 2584, 2924, 3268, 3794, 4522, 4607, 5117, 5149, 5719, 5848, 6536, 7588, 9044, 9214, 10234, 10298, 11438, 11653, 13889, 15176, 18088, 18428, 20468, 20596, 22876, 23306, 27778, 32249, 36043, 36856, 40936, 41192, 45752, 46612, 55556, 64498, 72086, 81571, 87533, 93224, 97223, 111112, 128996, 144172, 163142, 175066, 194446, 198101, 221407, 257992, 288344, 326284, 350132, 388892, 396202, 442814, 612731, 652568, 700264, 777784, 792404, 885628, 1225462, 1386707, 1549849, 1584808, 1771256, 2450924, 2773414, 3099698, 3763919, 4901848, 5546828, 6199396, 7527838, 11093656, 12398792, 15055676, 26347433, 30111352, 52694866, 105389732, 210779464]

約数ペア:

[(1, 210779464), (2, 105389732), (4, 52694866), (7, 30111352), (8, 26347433), (14, 15055676), (17, 12398792), (19, 11093656), (28, 7527838), (34, 6199396), (38, 5546828), (43, 4901848), (56, 3763919), (68, 3099698), (76, 2773414), (86, 2450924), (119, 1771256), (133, 1584808), (136, 1549849), (152, 1386707), (172, 1225462), (238, 885628), (266, 792404), (271, 777784), (301, 700264), (323, 652568), (344, 612731), (476, 442814), (532, 396202), (542, 388892), (602, 350132), (646, 326284), (731, 288344), (817, 257992), (952, 221407), (1064, 198101), (1084, 194446), (1204, 175066), (1292, 163142), (1462, 144172), (1634, 128996), (1897, 111112), (2168, 97223), (2261, 93224), (2408, 87533), (2584, 81571), (2924, 72086), (3268, 64498), (3794, 55556), (4522, 46612), (4607, 45752), (5117, 41192), (5149, 40936), (5719, 36856), (5848, 36043), (6536, 32249), (7588, 27778), (9044, 23306), (9214, 22876), (10234, 20596), (10298, 20468), (11438, 18428), (11653, 18088), (13889, 15176)]