820801488

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{487}}^1$

素因数の和:621

約数の個数: 160

約数和(自身を含む): 2382236416

約数和(自身を除く): 1561434928

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 37, 39, 48, 52, 73, 74, 78, 104, 111, 146, 148, 156, 208, 219, 222, 292, 296, 312, 438, 444, 481, 487, 584, 592, 624, 876, 888, 949, 962, 974, 1168, 1443, 1461, 1752, 1776, 1898, 1924, 1948, 2701, 2847, 2886, 2922, 3504, 3796, 3848, 3896, 5402, 5694, 5772, 5844, 6331, 7592, 7696, 7792, 8103, 10804, 11388, 11544, 11688, 12662, 15184, 16206, 18019, 18993, 21608, 22776, 23088, 23376, 25324, 32412, 35113, 35551, 36038, 37986, 43216, 45552, 50648, 54057, 64824, 70226, 71102, 72076, 75972, 101296, 105339, 106653, 108114, 129648, 140452, 142204, 144152, 151944, 210678, 213306, 216228, 234247, 280904, 284408, 288304, 303888, 421356, 426612, 432456, 462163, 468494, 561808, 568816, 702741, 842712, 853224, 864912, 924326, 936988, 1315387, 1386489, 1405482, 1685424, 1706448, 1848652, 1873976, 2630774, 2772978, 2810964, 3697304, 3747952, 3946161, 5261548, 5545956, 5621928, 7394608, 7892322, 10523096, 11091912, 11243856, 15784644, 17100031, 21046192, 22183824, 31569288, 34200062, 51300093, 63138576, 68400124, 102600186, 136800248, 205200372, 273600496, 410400744, 820801488]

約数ペア:

[(1, 820801488), (2, 410400744), (3, 273600496), (4, 205200372), (6, 136800248), (8, 102600186), (12, 68400124), (13, 63138576), (16, 51300093), (24, 34200062), (26, 31569288), (37, 22183824), (39, 21046192), (48, 17100031), (52, 15784644), (73, 11243856), (74, 11091912), (78, 10523096), (104, 7892322), (111, 7394608), (146, 5621928), (148, 5545956), (156, 5261548), (208, 3946161), (219, 3747952), (222, 3697304), (292, 2810964), (296, 2772978), (312, 2630774), (438, 1873976), (444, 1848652), (481, 1706448), (487, 1685424), (584, 1405482), (592, 1386489), (624, 1315387), (876, 936988), (888, 924326), (949, 864912), (962, 853224), (974, 842712), (1168, 702741), (1443, 568816), (1461, 561808), (1752, 468494), (1776, 462163), (1898, 432456), (1924, 426612), (1948, 421356), (2701, 303888), (2847, 288304), (2886, 284408), (2922, 280904), (3504, 234247), (3796, 216228), (3848, 213306), (3896, 210678), (5402, 151944), (5694, 144152), (5772, 142204), (5844, 140452), (6331, 129648), (7592, 108114), (7696, 106653), (7792, 105339), (8103, 101296), (10804, 75972), (11388, 72076), (11544, 71102), (11688, 70226), (12662, 64824), (15184, 54057), (16206, 50648), (18019, 45552), (18993, 43216), (21608, 37986), (22776, 36038), (23088, 35551), (23376, 35113), (25324, 32412)]