243657720

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{157}}^1\times {\mathrm{479}}^1$

素因数の和:659

約数の個数: 160

約数和(自身を含む): 825897600

約数和(自身を除く): 582239880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 108, 120, 135, 157, 162, 180, 216, 270, 314, 324, 360, 405, 471, 479, 540, 628, 648, 785, 810, 942, 958, 1080, 1256, 1413, 1437, 1570, 1620, 1884, 1916, 2355, 2395, 2826, 2874, 3140, 3240, 3768, 3832, 4239, 4311, 4710, 4790, 5652, 5748, 6280, 7065, 7185, 8478, 8622, 9420, 9580, 11304, 11496, 12717, 12933, 14130, 14370, 16956, 17244, 18840, 19160, 21195, 21555, 25434, 25866, 28260, 28740, 33912, 34488, 38799, 42390, 43110, 50868, 51732, 56520, 57480, 63585, 64665, 75203, 77598, 84780, 86220, 101736, 103464, 127170, 129330, 150406, 155196, 169560, 172440, 193995, 225609, 254340, 258660, 300812, 310392, 376015, 387990, 451218, 508680, 517320, 601624, 676827, 752030, 775980, 902436, 1128045, 1353654, 1504060, 1551960, 1804872, 2030481, 2256090, 2707308, 3008120, 3384135, 4060962, 4512180, 5414616, 6091443, 6768270, 8121924, 9024360, 10152405, 12182886, 13536540, 16243848, 20304810, 24365772, 27073080, 30457215, 40609620, 48731544, 60914430, 81219240, 121828860, 243657720]

約数ペア:

[(1, 243657720), (2, 121828860), (3, 81219240), (4, 60914430), (5, 48731544), (6, 40609620), (8, 30457215), (9, 27073080), (10, 24365772), (12, 20304810), (15, 16243848), (18, 13536540), (20, 12182886), (24, 10152405), (27, 9024360), (30, 8121924), (36, 6768270), (40, 6091443), (45, 5414616), (54, 4512180), (60, 4060962), (72, 3384135), (81, 3008120), (90, 2707308), (108, 2256090), (120, 2030481), (135, 1804872), (157, 1551960), (162, 1504060), (180, 1353654), (216, 1128045), (270, 902436), (314, 775980), (324, 752030), (360, 676827), (405, 601624), (471, 517320), (479, 508680), (540, 451218), (628, 387990), (648, 376015), (785, 310392), (810, 300812), (942, 258660), (958, 254340), (1080, 225609), (1256, 193995), (1413, 172440), (1437, 169560), (1570, 155196), (1620, 150406), (1884, 129330), (1916, 127170), (2355, 103464), (2395, 101736), (2826, 86220), (2874, 84780), (3140, 77598), (3240, 75203), (3768, 64665), (3832, 63585), (4239, 57480), (4311, 56520), (4710, 51732), (4790, 50868), (5652, 43110), (5748, 42390), (6280, 38799), (7065, 34488), (7185, 33912), (8478, 28740), (8622, 28260), (9420, 25866), (9580, 25434), (11304, 21555), (11496, 21195), (12717, 19160), (12933, 18840), (14130, 17244), (14370, 16956)]