807959680

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{157}}^1$

素因数の和:247

約数の個数: 256

約数和(自身を含む): 2297496960

約数和(自身を除く): 1489537280

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 20, 22, 32, 34, 40, 43, 44, 55, 64, 68, 80, 85, 86, 88, 110, 128, 136, 157, 160, 170, 172, 176, 187, 215, 220, 272, 314, 320, 340, 344, 352, 374, 430, 440, 473, 544, 628, 640, 680, 688, 704, 731, 748, 785, 860, 880, 935, 946, 1088, 1256, 1360, 1376, 1408, 1462, 1496, 1570, 1720, 1727, 1760, 1870, 1892, 2176, 2365, 2512, 2669, 2720, 2752, 2924, 2992, 3140, 3440, 3454, 3520, 3655, 3740, 3784, 4730, 5024, 5338, 5440, 5504, 5848, 5984, 6280, 6751, 6880, 6908, 7040, 7310, 7480, 7568, 8041, 8635, 9460, 10048, 10676, 10880, 11696, 11968, 12560, 13345, 13502, 13760, 13816, 14620, 14960, 15136, 16082, 17270, 18920, 20096, 21352, 23392, 23936, 25120, 26690, 27004, 27520, 27632, 29240, 29359, 29920, 30272, 32164, 33755, 34540, 37840, 40205, 42704, 46784, 50240, 53380, 54008, 55264, 58480, 58718, 59840, 60544, 64328, 67510, 69080, 74261, 75680, 80410, 85408, 93568, 100480, 106760, 108016, 110528, 114767, 116960, 117436, 119680, 128656, 135020, 138160, 146795, 148522, 151360, 160820, 170816, 213520, 216032, 221056, 229534, 233920, 234872, 257312, 270040, 276320, 293590, 297044, 302720, 321640, 341632, 371305, 427040, 432064, 459068, 467840, 469744, 514624, 540080, 552640, 573835, 587180, 594088, 643280, 742610, 854080, 864128, 918136, 939488, 1029248, 1080160, 1105280, 1147670, 1174360, 1188176, 1262437, 1286560, 1485220, 1708160, 1836272, 1878976, 2160320, 2295340, 2348720, 2376352, 2524874, 2573120, 2970440, 3672544, 3757952, 4320640, 4590680, 4697440, 4752704, 5049748, 5146240, 5940880, 6312185, 7345088, 9181360, 9394880, 9505408, 10099496, 11881760, 12624370, 14690176, 18362720, 18789760, 20198992, 23763520, 25248740, 36725440, 40397984, 47527040, 50497480, 73450880, 80795968, 100994960, 161591936, 201989920, 403979840, 807959680]

約数ペア:

[(1, 807959680), (2, 403979840), (4, 201989920), (5, 161591936), (8, 100994960), (10, 80795968), (11, 73450880), (16, 50497480), (17, 47527040), (20, 40397984), (22, 36725440), (32, 25248740), (34, 23763520), (40, 20198992), (43, 18789760), (44, 18362720), (55, 14690176), (64, 12624370), (68, 11881760), (80, 10099496), (85, 9505408), (86, 9394880), (88, 9181360), (110, 7345088), (128, 6312185), (136, 5940880), (157, 5146240), (160, 5049748), (170, 4752704), (172, 4697440), (176, 4590680), (187, 4320640), (215, 3757952), (220, 3672544), (272, 2970440), (314, 2573120), (320, 2524874), (340, 2376352), (344, 2348720), (352, 2295340), (374, 2160320), (430, 1878976), (440, 1836272), (473, 1708160), (544, 1485220), (628, 1286560), (640, 1262437), (680, 1188176), (688, 1174360), (704, 1147670), (731, 1105280), (748, 1080160), (785, 1029248), (860, 939488), (880, 918136), (935, 864128), (946, 854080), (1088, 742610), (1256, 643280), (1360, 594088), (1376, 587180), (1408, 573835), (1462, 552640), (1496, 540080), (1570, 514624), (1720, 469744), (1727, 467840), (1760, 459068), (1870, 432064), (1892, 427040), (2176, 371305), (2365, 341632), (2512, 321640), (2669, 302720), (2720, 297044), (2752, 293590), (2924, 276320), (2992, 270040), (3140, 257312), (3440, 234872), (3454, 233920), (3520, 229534), (3655, 221056), (3740, 216032), (3784, 213520), (4730, 170816), (5024, 160820), (5338, 151360), (5440, 148522), (5504, 146795), (5848, 138160), (5984, 135020), (6280, 128656), (6751, 119680), (6880, 117436), (6908, 116960), (7040, 114767), (7310, 110528), (7480, 108016), (7568, 106760), (8041, 100480), (8635, 93568), (9460, 85408), (10048, 80410), (10676, 75680), (10880, 74261), (11696, 69080), (11968, 67510), (12560, 64328), (13345, 60544), (13502, 59840), (13760, 58718), (13816, 58480), (14620, 55264), (14960, 54008), (15136, 53380), (16082, 50240), (17270, 46784), (18920, 42704), (20096, 40205), (21352, 37840), (23392, 34540), (23936, 33755), (25120, 32164), (26690, 30272), (27004, 29920), (27520, 29359), (27632, 29240)]