209958166660

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{67}}^1\times {\mathrm{719}}^1\times {\mathrm{1801}}^1$

素因数の和:2618

約数の個数: 144

約数和(自身を含む): 492829989120

約数和(自身を除く): 282871822460

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 67, 110, 121, 134, 220, 242, 268, 335, 484, 605, 670, 719, 737, 1210, 1340, 1438, 1474, 1801, 2420, 2876, 2948, 3595, 3602, 3685, 7190, 7204, 7370, 7909, 8107, 9005, 14380, 14740, 15818, 16214, 18010, 19811, 31636, 32428, 36020, 39545, 39622, 40535, 48173, 79090, 79244, 81070, 86999, 96346, 99055, 120667, 158180, 162140, 173998, 192692, 198110, 217921, 240865, 241334, 347996, 396220, 434995, 435842, 481730, 482668, 529903, 603335, 869990, 871684, 963460, 1059806, 1089605, 1206670, 1294919, 1327337, 1739980, 2119612, 2179210, 2413340, 2589838, 2649515, 2654674, 4358420, 5179676, 5299030, 5309348, 5828933, 6474595, 6636685, 10598060, 11657866, 12949190, 13273370, 14244109, 14600707, 23315732, 25898380, 26546740, 28488218, 29144665, 29201414, 56976436, 58289330, 58402828, 71220545, 73003535, 86759573, 116578660, 142441090, 146007070, 156685199, 173519146, 284882180, 292014140, 313370398, 347038292, 433797865, 626740796, 783425995, 867595730, 954355303, 1566851990, 1735191460, 1908710606, 3133703980, 3817421212, 4771776515, 9543553030, 10497908333, 19087106060, 20995816666, 41991633332, 52489541665, 104979083330, 209958166660]

約数ペア:

[(1, 209958166660), (2, 104979083330), (4, 52489541665), (5, 41991633332), (10, 20995816666), (11, 19087106060), (20, 10497908333), (22, 9543553030), (44, 4771776515), (55, 3817421212), (67, 3133703980), (110, 1908710606), (121, 1735191460), (134, 1566851990), (220, 954355303), (242, 867595730), (268, 783425995), (335, 626740796), (484, 433797865), (605, 347038292), (670, 313370398), (719, 292014140), (737, 284882180), (1210, 173519146), (1340, 156685199), (1438, 146007070), (1474, 142441090), (1801, 116578660), (2420, 86759573), (2876, 73003535), (2948, 71220545), (3595, 58402828), (3602, 58289330), (3685, 56976436), (7190, 29201414), (7204, 29144665), (7370, 28488218), (7909, 26546740), (8107, 25898380), (9005, 23315732), (14380, 14600707), (14740, 14244109), (15818, 13273370), (16214, 12949190), (18010, 11657866), (19811, 10598060), (31636, 6636685), (32428, 6474595), (36020, 5828933), (39545, 5309348), (39622, 5299030), (40535, 5179676), (48173, 4358420), (79090, 2654674), (79244, 2649515), (81070, 2589838), (86999, 2413340), (96346, 2179210), (99055, 2119612), (120667, 1739980), (158180, 1327337), (162140, 1294919), (173998, 1206670), (192692, 1089605), (198110, 1059806), (217921, 963460), (240865, 871684), (241334, 869990), (347996, 603335), (396220, 529903), (434995, 482668), (435842, 481730)]