221952640

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{103}}^1$

素因数の和:179

約数の個数: 256

約数和(自身を含む): 677214720

約数和(自身を除く): 455262080

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 37, 40, 52, 56, 64, 65, 70, 74, 80, 91, 103, 104, 112, 128, 130, 140, 148, 160, 182, 185, 206, 208, 224, 259, 260, 280, 296, 320, 364, 370, 412, 416, 448, 455, 481, 515, 518, 520, 560, 592, 640, 721, 728, 740, 824, 832, 896, 910, 962, 1030, 1036, 1040, 1120, 1184, 1295, 1339, 1442, 1456, 1480, 1648, 1664, 1820, 1924, 2060, 2072, 2080, 2240, 2368, 2405, 2590, 2678, 2884, 2912, 2960, 3296, 3367, 3605, 3640, 3811, 3848, 4120, 4144, 4160, 4480, 4736, 4810, 5180, 5356, 5768, 5824, 5920, 6592, 6695, 6734, 7210, 7280, 7622, 7696, 8240, 8288, 8320, 9373, 9620, 10360, 10712, 11536, 11648, 11840, 13184, 13390, 13468, 14420, 14560, 15244, 15392, 16480, 16576, 16835, 18746, 19055, 19240, 20720, 21424, 23072, 23680, 26677, 26780, 26936, 28840, 29120, 30488, 30784, 32960, 33152, 33670, 37492, 38110, 38480, 41440, 42848, 46144, 46865, 49543, 53354, 53560, 53872, 57680, 58240, 60976, 61568, 65920, 67340, 74984, 76220, 76960, 82880, 85696, 92288, 93730, 99086, 106708, 107120, 107744, 115360, 121952, 133385, 134680, 149968, 152440, 153920, 165760, 171392, 187460, 198172, 213416, 214240, 215488, 230720, 243904, 247715, 266770, 269360, 299936, 304880, 307840, 346801, 374920, 396344, 426832, 428480, 430976, 461440, 487808, 495430, 533540, 538720, 599872, 609760, 693602, 749840, 792688, 853664, 856960, 990860, 1067080, 1077440, 1199744, 1219520, 1387204, 1499680, 1585376, 1707328, 1734005, 1981720, 2134160, 2154880, 2439040, 2774408, 2999360, 3170752, 3414656, 3468010, 3963440, 4268320, 5548816, 5998720, 6341504, 6936020, 7926880, 8536640, 11097632, 13872040, 15853760, 17073280, 22195264, 27744080, 31707520, 44390528, 55488160, 110976320, 221952640]

約数ペア:

[(1, 221952640), (2, 110976320), (4, 55488160), (5, 44390528), (7, 31707520), (8, 27744080), (10, 22195264), (13, 17073280), (14, 15853760), (16, 13872040), (20, 11097632), (26, 8536640), (28, 7926880), (32, 6936020), (35, 6341504), (37, 5998720), (40, 5548816), (52, 4268320), (56, 3963440), (64, 3468010), (65, 3414656), (70, 3170752), (74, 2999360), (80, 2774408), (91, 2439040), (103, 2154880), (104, 2134160), (112, 1981720), (128, 1734005), (130, 1707328), (140, 1585376), (148, 1499680), (160, 1387204), (182, 1219520), (185, 1199744), (206, 1077440), (208, 1067080), (224, 990860), (259, 856960), (260, 853664), (280, 792688), (296, 749840), (320, 693602), (364, 609760), (370, 599872), (412, 538720), (416, 533540), (448, 495430), (455, 487808), (481, 461440), (515, 430976), (518, 428480), (520, 426832), (560, 396344), (592, 374920), (640, 346801), (721, 307840), (728, 304880), (740, 299936), (824, 269360), (832, 266770), (896, 247715), (910, 243904), (962, 230720), (1030, 215488), (1036, 214240), (1040, 213416), (1120, 198172), (1184, 187460), (1295, 171392), (1339, 165760), (1442, 153920), (1456, 152440), (1480, 149968), (1648, 134680), (1664, 133385), (1820, 121952), (1924, 115360), (2060, 107744), (2072, 107120), (2080, 106708), (2240, 99086), (2368, 93730), (2405, 92288), (2590, 85696), (2678, 82880), (2884, 76960), (2912, 76220), (2960, 74984), (3296, 67340), (3367, 65920), (3605, 61568), (3640, 60976), (3811, 58240), (3848, 57680), (4120, 53872), (4144, 53560), (4160, 53354), (4480, 49543), (4736, 46865), (4810, 46144), (5180, 42848), (5356, 41440), (5768, 38480), (5824, 38110), (5920, 37492), (6592, 33670), (6695, 33152), (6734, 32960), (7210, 30784), (7280, 30488), (7622, 29120), (7696, 28840), (8240, 26936), (8288, 26780), (8320, 26677), (9373, 23680), (9620, 23072), (10360, 21424), (10712, 20720), (11536, 19240), (11648, 19055), (11840, 18746), (13184, 16835), (13390, 16576), (13468, 16480), (14420, 15392), (14560, 15244)]