249102880

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{127}}^1$

素因数の和:219

約数の個数: 192

約数和(自身を含む): 682795008

約数和(自身を除く): 433692128

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 23, 26, 32, 40, 41, 46, 52, 65, 80, 82, 92, 104, 115, 127, 130, 160, 164, 184, 205, 208, 230, 254, 260, 299, 328, 368, 410, 416, 460, 508, 520, 533, 598, 635, 656, 736, 820, 920, 943, 1016, 1040, 1066, 1196, 1270, 1312, 1495, 1640, 1651, 1840, 1886, 2032, 2080, 2132, 2392, 2540, 2665, 2921, 2990, 3280, 3302, 3680, 3772, 4064, 4264, 4715, 4784, 5080, 5207, 5330, 5842, 5980, 6560, 6604, 7544, 8255, 8528, 9430, 9568, 10160, 10414, 10660, 11684, 11960, 12259, 13208, 14605, 15088, 16510, 17056, 18860, 20320, 20828, 21320, 23368, 23920, 24518, 26035, 26416, 29210, 30176, 33020, 37720, 37973, 41656, 42640, 46736, 47840, 49036, 52070, 52832, 58420, 61295, 66040, 67691, 75440, 75946, 83312, 85280, 93472, 98072, 104140, 116840, 119761, 122590, 132080, 135382, 150880, 151892, 166624, 189865, 196144, 208280, 233680, 239522, 245180, 264160, 270764, 303784, 338455, 379730, 392288, 416560, 467360, 479044, 490360, 541528, 598805, 607568, 676910, 759460, 833120, 958088, 980720, 1083056, 1197610, 1215136, 1353820, 1518920, 1556893, 1916176, 1961440, 2166112, 2395220, 2707640, 3037840, 3113786, 3832352, 4790440, 5415280, 6075680, 6227572, 7784465, 9580880, 10830560, 12455144, 15568930, 19161760, 24910288, 31137860, 49820576, 62275720, 124551440, 249102880]

約数ペア:

[(1, 249102880), (2, 124551440), (4, 62275720), (5, 49820576), (8, 31137860), (10, 24910288), (13, 19161760), (16, 15568930), (20, 12455144), (23, 10830560), (26, 9580880), (32, 7784465), (40, 6227572), (41, 6075680), (46, 5415280), (52, 4790440), (65, 3832352), (80, 3113786), (82, 3037840), (92, 2707640), (104, 2395220), (115, 2166112), (127, 1961440), (130, 1916176), (160, 1556893), (164, 1518920), (184, 1353820), (205, 1215136), (208, 1197610), (230, 1083056), (254, 980720), (260, 958088), (299, 833120), (328, 759460), (368, 676910), (410, 607568), (416, 598805), (460, 541528), (508, 490360), (520, 479044), (533, 467360), (598, 416560), (635, 392288), (656, 379730), (736, 338455), (820, 303784), (920, 270764), (943, 264160), (1016, 245180), (1040, 239522), (1066, 233680), (1196, 208280), (1270, 196144), (1312, 189865), (1495, 166624), (1640, 151892), (1651, 150880), (1840, 135382), (1886, 132080), (2032, 122590), (2080, 119761), (2132, 116840), (2392, 104140), (2540, 98072), (2665, 93472), (2921, 85280), (2990, 83312), (3280, 75946), (3302, 75440), (3680, 67691), (3772, 66040), (4064, 61295), (4264, 58420), (4715, 52832), (4784, 52070), (5080, 49036), (5207, 47840), (5330, 46736), (5842, 42640), (5980, 41656), (6560, 37973), (6604, 37720), (7544, 33020), (8255, 30176), (8528, 29210), (9430, 26416), (9568, 26035), (10160, 24518), (10414, 23920), (10660, 23368), (11684, 21320), (11960, 20828), (12259, 20320), (13208, 18860), (14605, 17056), (15088, 16510)]