219659440

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{211}}^1$

素因数の和:268

約数の個数: 240

約数和(自身を含む): 692741376

約数和(自身を除く): 473081936

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 13, 14, 16, 20, 22, 26, 28, 35, 40, 44, 52, 55, 56, 65, 70, 77, 80, 88, 91, 104, 110, 112, 130, 140, 143, 154, 169, 176, 182, 208, 211, 220, 260, 280, 286, 308, 338, 364, 385, 422, 440, 455, 520, 560, 572, 616, 676, 715, 728, 770, 844, 845, 880, 910, 1001, 1040, 1055, 1144, 1183, 1232, 1352, 1430, 1456, 1477, 1540, 1688, 1690, 1820, 1859, 2002, 2110, 2288, 2321, 2366, 2704, 2743, 2860, 2954, 3080, 3376, 3380, 3640, 3718, 4004, 4220, 4642, 4732, 5005, 5486, 5720, 5908, 5915, 6160, 6760, 7280, 7385, 7436, 8008, 8440, 9284, 9295, 9464, 10010, 10972, 11440, 11605, 11816, 11830, 13013, 13520, 13715, 14770, 14872, 16016, 16247, 16880, 18568, 18590, 18928, 19201, 20020, 21944, 23210, 23632, 23660, 26026, 27430, 29540, 29744, 30173, 32494, 35659, 37136, 37180, 38402, 40040, 43888, 46420, 47320, 52052, 54860, 59080, 60346, 64988, 65065, 71318, 74360, 76804, 80080, 81235, 92840, 94640, 96005, 104104, 109720, 118160, 120692, 129976, 130130, 142636, 148720, 150865, 153608, 162470, 178295, 185680, 192010, 208208, 211211, 219440, 241384, 249613, 259952, 260260, 285272, 301730, 307216, 324940, 356590, 384020, 392249, 422422, 482768, 499226, 520520, 570544, 603460, 649880, 713180, 768040, 784498, 844844, 998452, 1041040, 1056055, 1206920, 1248065, 1299760, 1426360, 1536080, 1568996, 1689688, 1961245, 1996904, 2112110, 2413840, 2496130, 2745743, 2852720, 3137992, 3379376, 3922490, 3993808, 4224220, 4992260, 5491486, 6275984, 7844980, 8448440, 9984520, 10982972, 13728715, 15689960, 16896880, 19969040, 21965944, 27457430, 31379920, 43931888, 54914860, 109829720, 219659440]

約数ペア:

[(1, 219659440), (2, 109829720), (4, 54914860), (5, 43931888), (7, 31379920), (8, 27457430), (10, 21965944), (11, 19969040), (13, 16896880), (14, 15689960), (16, 13728715), (20, 10982972), (22, 9984520), (26, 8448440), (28, 7844980), (35, 6275984), (40, 5491486), (44, 4992260), (52, 4224220), (55, 3993808), (56, 3922490), (65, 3379376), (70, 3137992), (77, 2852720), (80, 2745743), (88, 2496130), (91, 2413840), (104, 2112110), (110, 1996904), (112, 1961245), (130, 1689688), (140, 1568996), (143, 1536080), (154, 1426360), (169, 1299760), (176, 1248065), (182, 1206920), (208, 1056055), (211, 1041040), (220, 998452), (260, 844844), (280, 784498), (286, 768040), (308, 713180), (338, 649880), (364, 603460), (385, 570544), (422, 520520), (440, 499226), (455, 482768), (520, 422422), (560, 392249), (572, 384020), (616, 356590), (676, 324940), (715, 307216), (728, 301730), (770, 285272), (844, 260260), (845, 259952), (880, 249613), (910, 241384), (1001, 219440), (1040, 211211), (1055, 208208), (1144, 192010), (1183, 185680), (1232, 178295), (1352, 162470), (1430, 153608), (1456, 150865), (1477, 148720), (1540, 142636), (1688, 130130), (1690, 129976), (1820, 120692), (1859, 118160), (2002, 109720), (2110, 104104), (2288, 96005), (2321, 94640), (2366, 92840), (2704, 81235), (2743, 80080), (2860, 76804), (2954, 74360), (3080, 71318), (3376, 65065), (3380, 64988), (3640, 60346), (3718, 59080), (4004, 54860), (4220, 52052), (4642, 47320), (4732, 46420), (5005, 43888), (5486, 40040), (5720, 38402), (5908, 37180), (5915, 37136), (6160, 35659), (6760, 32494), (7280, 30173), (7385, 29744), (7436, 29540), (8008, 27430), (8440, 26026), (9284, 23660), (9295, 23632), (9464, 23210), (10010, 21944), (10972, 20020), (11440, 19201), (11605, 18928), (11816, 18590), (11830, 18568), (13013, 16880), (13520, 16247), (13715, 16016), (14770, 14872)]