18739324080

素因数分解:

$2^4\times 3^6\times 5^1\times {\mathrm{321319}}^1$

素因数の和:321350

約数の個数: 140

約数和(自身を含む): 65323713360

約数和(自身を除く): 46584389280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 108, 120, 135, 144, 162, 180, 216, 240, 243, 270, 324, 360, 405, 432, 486, 540, 648, 720, 729, 810, 972, 1080, 1215, 1296, 1458, 1620, 1944, 2160, 2430, 2916, 3240, 3645, 3888, 4860, 5832, 6480, 7290, 9720, 11664, 14580, 19440, 29160, 58320, 321319, 642638, 963957, 1285276, 1606595, 1927914, 2570552, 2891871, 3213190, 3855828, 4819785, 5141104, 5783742, 6426380, 7711656, 8675613, 9639570, 11567484, 12852760, 14459355, 15423312, 17351226, 19279140, 23134968, 25705520, 26026839, 28918710, 34702452, 38558280, 43378065, 46269936, 52053678, 57837420, 69404904, 77116560, 78080517, 86756130, 104107356, 115674840, 130134195, 138809808, 156161034, 173512260, 208214712, 231349680, 234241551, 260268390, 312322068, 347024520, 390402585, 416429424, 468483102, 520536780, 624644136, 694049040, 780805170, 936966204, 1041073560, 1171207755, 1249288272, 1561610340, 1873932408, 2082147120, 2342415510, 3123220680, 3747864816, 4684831020, 6246441360, 9369662040, 18739324080]

約数ペア:

[(1, 18739324080), (2, 9369662040), (3, 6246441360), (4, 4684831020), (5, 3747864816), (6, 3123220680), (8, 2342415510), (9, 2082147120), (10, 1873932408), (12, 1561610340), (15, 1249288272), (16, 1171207755), (18, 1041073560), (20, 936966204), (24, 780805170), (27, 694049040), (30, 624644136), (36, 520536780), (40, 468483102), (45, 416429424), (48, 390402585), (54, 347024520), (60, 312322068), (72, 260268390), (80, 234241551), (81, 231349680), (90, 208214712), (108, 173512260), (120, 156161034), (135, 138809808), (144, 130134195), (162, 115674840), (180, 104107356), (216, 86756130), (240, 78080517), (243, 77116560), (270, 69404904), (324, 57837420), (360, 52053678), (405, 46269936), (432, 43378065), (486, 38558280), (540, 34702452), (648, 28918710), (720, 26026839), (729, 25705520), (810, 23134968), (972, 19279140), (1080, 17351226), (1215, 15423312), (1296, 14459355), (1458, 12852760), (1620, 11567484), (1944, 9639570), (2160, 8675613), (2430, 7711656), (2916, 6426380), (3240, 5783742), (3645, 5141104), (3888, 4819785), (4860, 3855828), (5832, 3213190), (6480, 2891871), (7290, 2570552), (9720, 1927914), (11664, 1606595), (14580, 1285276), (19440, 963957), (29160, 642638), (58320, 321319)]