21335554080

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{477947}}^1$

素因数の和:477999

約数の個数: 144

約数和(自身を含む): 75156367104

約数和(自身を除く): 53820813024

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, 72, 80, 90, 93, 96, 120, 124, 144, 155, 160, 180, 186, 240, 248, 279, 288, 310, 360, 372, 465, 480, 496, 558, 620, 720, 744, 930, 992, 1116, 1240, 1395, 1440, 1488, 1860, 2232, 2480, 2790, 2976, 3720, 4464, 4960, 5580, 7440, 8928, 11160, 14880, 22320, 44640, 477947, 955894, 1433841, 1911788, 2389735, 2867682, 3823576, 4301523, 4779470, 5735364, 7169205, 7647152, 8603046, 9558940, 11470728, 14338410, 14816357, 15294304, 17206092, 19117880, 21507615, 22941456, 28676820, 29632714, 34412184, 38235760, 43015230, 44449071, 45882912, 57353640, 59265428, 68824368, 74081785, 76471520, 86030460, 88898142, 114707280, 118530856, 133347213, 137648736, 148163570, 172060920, 177796284, 222245355, 229414560, 237061712, 266694426, 296327140, 344121840, 355592568, 444490710, 474123424, 533388852, 592654280, 666736065, 688243680, 711185136, 888981420, 1066777704, 1185308560, 1333472130, 1422370272, 1777962840, 2133555408, 2370617120, 2666944260, 3555925680, 4267110816, 5333888520, 7111851360, 10667777040, 21335554080]

約数ペア:

[(1, 21335554080), (2, 10667777040), (3, 7111851360), (4, 5333888520), (5, 4267110816), (6, 3555925680), (8, 2666944260), (9, 2370617120), (10, 2133555408), (12, 1777962840), (15, 1422370272), (16, 1333472130), (18, 1185308560), (20, 1066777704), (24, 888981420), (30, 711185136), (31, 688243680), (32, 666736065), (36, 592654280), (40, 533388852), (45, 474123424), (48, 444490710), (60, 355592568), (62, 344121840), (72, 296327140), (80, 266694426), (90, 237061712), (93, 229414560), (96, 222245355), (120, 177796284), (124, 172060920), (144, 148163570), (155, 137648736), (160, 133347213), (180, 118530856), (186, 114707280), (240, 88898142), (248, 86030460), (279, 76471520), (288, 74081785), (310, 68824368), (360, 59265428), (372, 57353640), (465, 45882912), (480, 44449071), (496, 43015230), (558, 38235760), (620, 34412184), (720, 29632714), (744, 28676820), (930, 22941456), (992, 21507615), (1116, 19117880), (1240, 17206092), (1395, 15294304), (1440, 14816357), (1488, 14338410), (1860, 11470728), (2232, 9558940), (2480, 8603046), (2790, 7647152), (2976, 7169205), (3720, 5735364), (4464, 4779470), (4960, 4301523), (5580, 3823576), (7440, 2867682), (8928, 2389735), (11160, 1911788), (14880, 1433841), (22320, 955894), (44640, 477947)]