1638918912

素因数分解:

$2^8\times 3^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1$

素因数の和:187

約数の個数: 288

約数和(自身を含む): 4878913536

約数和(自身を除く): 3239994624

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 23, 24, 31, 32, 41, 46, 48, 62, 64, 69, 73, 82, 92, 93, 96, 123, 124, 128, 138, 146, 164, 184, 186, 192, 219, 246, 248, 256, 276, 292, 328, 368, 372, 384, 438, 492, 496, 552, 584, 656, 713, 736, 744, 768, 876, 943, 984, 992, 1104, 1168, 1271, 1312, 1426, 1472, 1488, 1679, 1752, 1886, 1968, 1984, 2139, 2208, 2263, 2336, 2542, 2624, 2829, 2852, 2944, 2976, 2993, 3358, 3504, 3772, 3813, 3936, 3968, 4278, 4416, 4526, 4672, 5037, 5084, 5248, 5658, 5704, 5888, 5952, 5986, 6716, 6789, 7008, 7544, 7626, 7872, 7936, 8556, 8832, 8979, 9052, 9344, 10074, 10168, 10496, 11316, 11408, 11904, 11972, 13432, 13578, 14016, 15088, 15252, 15744, 17112, 17664, 17958, 18104, 18688, 20148, 20336, 22632, 22816, 23808, 23944, 26864, 27156, 28032, 29233, 30176, 30504, 31488, 34224, 35916, 36208, 40296, 40672, 45264, 45632, 47888, 52049, 53728, 54312, 56064, 58466, 60352, 61008, 68448, 68839, 71832, 72416, 80592, 81344, 87699, 90528, 91264, 92783, 95776, 104098, 107456, 108624, 116932, 120704, 122016, 136896, 137678, 143664, 144832, 156147, 161184, 162688, 175398, 181056, 182528, 185566, 191552, 206517, 208196, 214912, 217248, 233864, 241408, 244032, 273792, 275356, 278349, 287328, 289664, 312294, 322368, 325376, 350796, 362112, 371132, 383104, 413034, 416392, 429824, 434496, 467728, 488064, 547584, 550712, 556698, 574656, 579328, 624588, 644736, 701592, 724224, 742264, 766208, 826068, 832784, 868992, 935456, 976128, 1101424, 1113396, 1149312, 1249176, 1289472, 1403184, 1484528, 1652136, 1665568, 1737984, 1870912, 2134009, 2202848, 2226792, 2298624, 2498352, 2806368, 2969056, 3304272, 3331136, 3741824, 4268018, 4405696, 4453584, 4996704, 5612736, 5938112, 6402027, 6608544, 6662272, 7483648, 8536036, 8811392, 8907168, 9993408, 11225472, 11876224, 12804054, 13217088, 13324544, 17072072, 17622784, 17814336, 19986816, 22450944, 23752448, 25608108, 26434176, 34144144, 35628672, 39973632, 51216216, 52868352, 68288288, 71257344, 102432432, 136576576, 204864864, 273153152, 409729728, 546306304, 819459456, 1638918912]

約数ペア:

[(1, 1638918912), (2, 819459456), (3, 546306304), (4, 409729728), (6, 273153152), (8, 204864864), (12, 136576576), (16, 102432432), (23, 71257344), (24, 68288288), (31, 52868352), (32, 51216216), (41, 39973632), (46, 35628672), (48, 34144144), (62, 26434176), (64, 25608108), (69, 23752448), (73, 22450944), (82, 19986816), (92, 17814336), (93, 17622784), (96, 17072072), (123, 13324544), (124, 13217088), (128, 12804054), (138, 11876224), (146, 11225472), (164, 9993408), (184, 8907168), (186, 8811392), (192, 8536036), (219, 7483648), (246, 6662272), (248, 6608544), (256, 6402027), (276, 5938112), (292, 5612736), (328, 4996704), (368, 4453584), (372, 4405696), (384, 4268018), (438, 3741824), (492, 3331136), (496, 3304272), (552, 2969056), (584, 2806368), (656, 2498352), (713, 2298624), (736, 2226792), (744, 2202848), (768, 2134009), (876, 1870912), (943, 1737984), (984, 1665568), (992, 1652136), (1104, 1484528), (1168, 1403184), (1271, 1289472), (1312, 1249176), (1426, 1149312), (1472, 1113396), (1488, 1101424), (1679, 976128), (1752, 935456), (1886, 868992), (1968, 832784), (1984, 826068), (2139, 766208), (2208, 742264), (2263, 724224), (2336, 701592), (2542, 644736), (2624, 624588), (2829, 579328), (2852, 574656), (2944, 556698), (2976, 550712), (2993, 547584), (3358, 488064), (3504, 467728), (3772, 434496), (3813, 429824), (3936, 416392), (3968, 413034), (4278, 383104), (4416, 371132), (4526, 362112), (4672, 350796), (5037, 325376), (5084, 322368), (5248, 312294), (5658, 289664), (5704, 287328), (5888, 278349), (5952, 275356), (5986, 273792), (6716, 244032), (6789, 241408), (7008, 233864), (7544, 217248), (7626, 214912), (7872, 208196), (7936, 206517), (8556, 191552), (8832, 185566), (8979, 182528), (9052, 181056), (9344, 175398), (10074, 162688), (10168, 161184), (10496, 156147), (11316, 144832), (11408, 143664), (11904, 137678), (11972, 136896), (13432, 122016), (13578, 120704), (14016, 116932), (15088, 108624), (15252, 107456), (15744, 104098), (17112, 95776), (17664, 92783), (17958, 91264), (18104, 90528), (18688, 87699), (20148, 81344), (20336, 80592), (22632, 72416), (22816, 71832), (23808, 68839), (23944, 68448), (26864, 61008), (27156, 60352), (28032, 58466), (29233, 56064), (30176, 54312), (30504, 53728), (31488, 52049), (34224, 47888), (35916, 45632), (36208, 45264), (40296, 40672)]