21147485760

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{236867}}^1$

素因数の和:236921

約数の個数: 168

約数和(自身を含む): 75085261056

約数和(自身を除く): 53937775296

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 32, 36, 40, 45, 48, 60, 62, 64, 72, 80, 90, 93, 96, 120, 124, 144, 155, 160, 180, 186, 192, 240, 248, 279, 288, 310, 320, 360, 372, 465, 480, 496, 558, 576, 620, 720, 744, 930, 960, 992, 1116, 1240, 1395, 1440, 1488, 1860, 1984, 2232, 2480, 2790, 2880, 2976, 3720, 4464, 4960, 5580, 5952, 7440, 8928, 9920, 11160, 14880, 17856, 22320, 29760, 44640, 89280, 236867, 473734, 710601, 947468, 1184335, 1421202, 1894936, 2131803, 2368670, 2842404, 3553005, 3789872, 4263606, 4737340, 5684808, 7106010, 7342877, 7579744, 8527212, 9474680, 10659015, 11369616, 14212020, 14685754, 15159488, 17054424, 18949360, 21318030, 22028631, 22739232, 28424040, 29371508, 34108848, 36714385, 37898720, 42636060, 44057262, 45478464, 56848080, 58743016, 66085893, 68217696, 73428770, 75797440, 85272120, 88114524, 110143155, 113696160, 117486032, 132171786, 136435392, 146857540, 170544240, 176229048, 220286310, 227392320, 234972064, 264343572, 293715080, 330429465, 341088480, 352458096, 440572620, 469944128, 528687144, 587430160, 660858930, 682176960, 704916192, 881145240, 1057374288, 1174860320, 1321717860, 1409832384, 1762290480, 2114748576, 2349720640, 2643435720, 3524580960, 4229497152, 5286871440, 7049161920, 10573742880, 21147485760]

約数ペア:

[(1, 21147485760), (2, 10573742880), (3, 7049161920), (4, 5286871440), (5, 4229497152), (6, 3524580960), (8, 2643435720), (9, 2349720640), (10, 2114748576), (12, 1762290480), (15, 1409832384), (16, 1321717860), (18, 1174860320), (20, 1057374288), (24, 881145240), (30, 704916192), (31, 682176960), (32, 660858930), (36, 587430160), (40, 528687144), (45, 469944128), (48, 440572620), (60, 352458096), (62, 341088480), (64, 330429465), (72, 293715080), (80, 264343572), (90, 234972064), (93, 227392320), (96, 220286310), (120, 176229048), (124, 170544240), (144, 146857540), (155, 136435392), (160, 132171786), (180, 117486032), (186, 113696160), (192, 110143155), (240, 88114524), (248, 85272120), (279, 75797440), (288, 73428770), (310, 68217696), (320, 66085893), (360, 58743016), (372, 56848080), (465, 45478464), (480, 44057262), (496, 42636060), (558, 37898720), (576, 36714385), (620, 34108848), (720, 29371508), (744, 28424040), (930, 22739232), (960, 22028631), (992, 21318030), (1116, 18949360), (1240, 17054424), (1395, 15159488), (1440, 14685754), (1488, 14212020), (1860, 11369616), (1984, 10659015), (2232, 9474680), (2480, 8527212), (2790, 7579744), (2880, 7342877), (2976, 7106010), (3720, 5684808), (4464, 4737340), (4960, 4263606), (5580, 3789872), (5952, 3553005), (7440, 2842404), (8928, 2368670), (9920, 2131803), (11160, 1894936), (14880, 1421202), (17856, 1184335), (22320, 947468), (29760, 710601), (44640, 473734), (89280, 236867)]