263056640

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{157}}^1$

素因数の和:213

約数の個数: 288

約数和(自身を含む): 837091584

約数和(自身を除く): 574034944

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 17, 20, 22, 28, 32, 34, 35, 40, 44, 55, 56, 64, 68, 70, 77, 80, 85, 88, 110, 112, 119, 128, 136, 140, 154, 157, 160, 170, 176, 187, 220, 224, 238, 256, 272, 280, 308, 314, 320, 340, 352, 374, 385, 440, 448, 476, 544, 560, 595, 616, 628, 640, 680, 704, 748, 770, 785, 880, 896, 935, 952, 1088, 1099, 1120, 1190, 1232, 1256, 1280, 1309, 1360, 1408, 1496, 1540, 1570, 1727, 1760, 1792, 1870, 1904, 2176, 2198, 2240, 2380, 2464, 2512, 2618, 2669, 2720, 2816, 2992, 3080, 3140, 3454, 3520, 3740, 3808, 4352, 4396, 4480, 4760, 4928, 5024, 5236, 5338, 5440, 5495, 5984, 6160, 6280, 6545, 6908, 7040, 7480, 7616, 8635, 8792, 8960, 9520, 9856, 10048, 10472, 10676, 10880, 10990, 11968, 12089, 12320, 12560, 13090, 13345, 13816, 14080, 14960, 15232, 17270, 17584, 18683, 19040, 19712, 20096, 20944, 21352, 21760, 21980, 23936, 24178, 24640, 25120, 26180, 26690, 27632, 29359, 29920, 30464, 34540, 35168, 37366, 38080, 40192, 41888, 42704, 43960, 47872, 48356, 49280, 50240, 52360, 53380, 55264, 58718, 59840, 60445, 69080, 70336, 74732, 76160, 83776, 85408, 87920, 93415, 96712, 98560, 100480, 104720, 106760, 110528, 117436, 119680, 120890, 138160, 140672, 146795, 149464, 152320, 167552, 170816, 175840, 186830, 193424, 200960, 205513, 209440, 213520, 221056, 234872, 239360, 241780, 276320, 281344, 293590, 298928, 335104, 341632, 351680, 373660, 386848, 411026, 418880, 427040, 442112, 469744, 483560, 552640, 587180, 597856, 683264, 703360, 747320, 773696, 822052, 837760, 854080, 939488, 967120, 1027565, 1105280, 1174360, 1195712, 1406720, 1494640, 1547392, 1644104, 1675520, 1708160, 1878976, 1934240, 2055130, 2210560, 2348720, 2391424, 2989280, 3094784, 3288208, 3416320, 3757952, 3868480, 4110260, 4697440, 4782848, 5978560, 6576416, 7515904, 7736960, 8220520, 9394880, 11957120, 13152832, 15473920, 16441040, 18789760, 23914240, 26305664, 32882080, 37579520, 52611328, 65764160, 131528320, 263056640]

約数ペア:

[(1, 263056640), (2, 131528320), (4, 65764160), (5, 52611328), (7, 37579520), (8, 32882080), (10, 26305664), (11, 23914240), (14, 18789760), (16, 16441040), (17, 15473920), (20, 13152832), (22, 11957120), (28, 9394880), (32, 8220520), (34, 7736960), (35, 7515904), (40, 6576416), (44, 5978560), (55, 4782848), (56, 4697440), (64, 4110260), (68, 3868480), (70, 3757952), (77, 3416320), (80, 3288208), (85, 3094784), (88, 2989280), (110, 2391424), (112, 2348720), (119, 2210560), (128, 2055130), (136, 1934240), (140, 1878976), (154, 1708160), (157, 1675520), (160, 1644104), (170, 1547392), (176, 1494640), (187, 1406720), (220, 1195712), (224, 1174360), (238, 1105280), (256, 1027565), (272, 967120), (280, 939488), (308, 854080), (314, 837760), (320, 822052), (340, 773696), (352, 747320), (374, 703360), (385, 683264), (440, 597856), (448, 587180), (476, 552640), (544, 483560), (560, 469744), (595, 442112), (616, 427040), (628, 418880), (640, 411026), (680, 386848), (704, 373660), (748, 351680), (770, 341632), (785, 335104), (880, 298928), (896, 293590), (935, 281344), (952, 276320), (1088, 241780), (1099, 239360), (1120, 234872), (1190, 221056), (1232, 213520), (1256, 209440), (1280, 205513), (1309, 200960), (1360, 193424), (1408, 186830), (1496, 175840), (1540, 170816), (1570, 167552), (1727, 152320), (1760, 149464), (1792, 146795), (1870, 140672), (1904, 138160), (2176, 120890), (2198, 119680), (2240, 117436), (2380, 110528), (2464, 106760), (2512, 104720), (2618, 100480), (2669, 98560), (2720, 96712), (2816, 93415), (2992, 87920), (3080, 85408), (3140, 83776), (3454, 76160), (3520, 74732), (3740, 70336), (3808, 69080), (4352, 60445), (4396, 59840), (4480, 58718), (4760, 55264), (4928, 53380), (5024, 52360), (5236, 50240), (5338, 49280), (5440, 48356), (5495, 47872), (5984, 43960), (6160, 42704), (6280, 41888), (6545, 40192), (6908, 38080), (7040, 37366), (7480, 35168), (7616, 34540), (8635, 30464), (8792, 29920), (8960, 29359), (9520, 27632), (9856, 26690), (10048, 26180), (10472, 25120), (10676, 24640), (10880, 24178), (10990, 23936), (11968, 21980), (12089, 21760), (12320, 21352), (12560, 20944), (13090, 20096), (13345, 19712), (13816, 19040), (14080, 18683), (14960, 17584), (15232, 17270)]