890097918480

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{39878939}}^1$

素因数の和:39878989

約数の個数: 120

約数和(自身を含む): 3085672861440

約数和(自身を除く): 2195574942960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 36, 40, 45, 48, 60, 62, 72, 80, 90, 93, 120, 124, 144, 155, 180, 186, 240, 248, 279, 310, 360, 372, 465, 496, 558, 620, 720, 744, 930, 1116, 1240, 1395, 1488, 1860, 2232, 2480, 2790, 3720, 4464, 5580, 7440, 11160, 22320, 39878939, 79757878, 119636817, 159515756, 199394695, 239273634, 319031512, 358910451, 398789390, 478547268, 598184085, 638063024, 717820902, 797578780, 957094536, 1196368170, 1236247109, 1435641804, 1595157560, 1794552255, 1914189072, 2392736340, 2472494218, 2871283608, 3190315120, 3589104510, 3708741327, 4785472680, 4944988436, 5742567216, 6181235545, 7178209020, 7417482654, 9570945360, 9889976872, 11126223981, 12362471090, 14356418040, 14834965308, 18543706635, 19779953744, 22252447962, 24724942180, 28712836080, 29669930616, 37087413270, 44504895924, 49449884360, 55631119905, 59339861232, 74174826540, 89009791848, 98899768720, 111262239810, 148349653080, 178019583696, 222524479620, 296699306160, 445048959240, 890097918480]

約数ペア:

[(1, 890097918480), (2, 445048959240), (3, 296699306160), (4, 222524479620), (5, 178019583696), (6, 148349653080), (8, 111262239810), (9, 98899768720), (10, 89009791848), (12, 74174826540), (15, 59339861232), (16, 55631119905), (18, 49449884360), (20, 44504895924), (24, 37087413270), (30, 29669930616), (31, 28712836080), (36, 24724942180), (40, 22252447962), (45, 19779953744), (48, 18543706635), (60, 14834965308), (62, 14356418040), (72, 12362471090), (80, 11126223981), (90, 9889976872), (93, 9570945360), (120, 7417482654), (124, 7178209020), (144, 6181235545), (155, 5742567216), (180, 4944988436), (186, 4785472680), (240, 3708741327), (248, 3589104510), (279, 3190315120), (310, 2871283608), (360, 2472494218), (372, 2392736340), (465, 1914189072), (496, 1794552255), (558, 1595157560), (620, 1435641804), (720, 1236247109), (744, 1196368170), (930, 957094536), (1116, 797578780), (1240, 717820902), (1395, 638063024), (1488, 598184085), (1860, 478547268), (2232, 398789390), (2480, 358910451), (2790, 319031512), (3720, 239273634), (4464, 199394695), (5580, 159515756), (7440, 119636817), (11160, 79757878), (22320, 39878939)]