18205121100

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{37}}^1\times {\mathrm{673}}^1\times {\mathrm{2437}}^1$

素因数の和:3164

約数の個数: 144

約数和(自身を含む): 54199704608

約数和(自身を除く): 35994583508

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 37, 50, 60, 74, 75, 100, 111, 148, 150, 185, 222, 300, 370, 444, 555, 673, 740, 925, 1110, 1346, 1850, 2019, 2220, 2437, 2692, 2775, 3365, 3700, 4038, 4874, 5550, 6730, 7311, 8076, 9748, 10095, 11100, 12185, 13460, 14622, 16825, 20190, 24370, 24901, 29244, 33650, 36555, 40380, 48740, 49802, 50475, 60925, 67300, 73110, 74703, 90169, 99604, 100950, 121850, 124505, 146220, 149406, 180338, 182775, 201900, 243700, 249010, 270507, 298812, 360676, 365550, 373515, 450845, 498020, 541014, 622525, 731100, 747030, 901690, 1082028, 1245050, 1352535, 1494060, 1640101, 1803380, 1867575, 2254225, 2490100, 2705070, 3280202, 3735150, 4508450, 4920303, 5410140, 6560404, 6762675, 7470300, 8200505, 9016900, 9840606, 13525350, 16401010, 19681212, 24601515, 27050700, 32802020, 41002525, 49203030, 60683737, 82005050, 98406060, 121367474, 123007575, 164010100, 182051211, 242734948, 246015150, 303418685, 364102422, 492030300, 606837370, 728204844, 910256055, 1213674740, 1517093425, 1820512110, 3034186850, 3641024220, 4551280275, 6068373700, 9102560550, 18205121100]

約数ペア:

[(1, 18205121100), (2, 9102560550), (3, 6068373700), (4, 4551280275), (5, 3641024220), (6, 3034186850), (10, 1820512110), (12, 1517093425), (15, 1213674740), (20, 910256055), (25, 728204844), (30, 606837370), (37, 492030300), (50, 364102422), (60, 303418685), (74, 246015150), (75, 242734948), (100, 182051211), (111, 164010100), (148, 123007575), (150, 121367474), (185, 98406060), (222, 82005050), (300, 60683737), (370, 49203030), (444, 41002525), (555, 32802020), (673, 27050700), (740, 24601515), (925, 19681212), (1110, 16401010), (1346, 13525350), (1850, 9840606), (2019, 9016900), (2220, 8200505), (2437, 7470300), (2692, 6762675), (2775, 6560404), (3365, 5410140), (3700, 4920303), (4038, 4508450), (4874, 3735150), (5550, 3280202), (6730, 2705070), (7311, 2490100), (8076, 2254225), (9748, 1867575), (10095, 1803380), (11100, 1640101), (12185, 1494060), (13460, 1352535), (14622, 1245050), (16825, 1082028), (20190, 901690), (24370, 747030), (24901, 731100), (29244, 622525), (33650, 541014), (36555, 498020), (40380, 450845), (48740, 373515), (49802, 365550), (50475, 360676), (60925, 298812), (67300, 270507), (73110, 249010), (74703, 243700), (90169, 201900), (99604, 182775), (100950, 180338), (121850, 149406), (124505, 146220)]