31854240

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{2011}}^1$

素因数の和:2043

約数の個数: 144

約数和(自身を含む): 118643616

約数和(自身を除く): 86789376

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 32, 33, 36, 40, 44, 45, 48, 55, 60, 66, 72, 80, 88, 90, 96, 99, 110, 120, 132, 144, 160, 165, 176, 180, 198, 220, 240, 264, 288, 330, 352, 360, 396, 440, 480, 495, 528, 660, 720, 792, 880, 990, 1056, 1320, 1440, 1584, 1760, 1980, 2011, 2640, 3168, 3960, 4022, 5280, 6033, 7920, 8044, 10055, 12066, 15840, 16088, 18099, 20110, 22121, 24132, 30165, 32176, 36198, 40220, 44242, 48264, 60330, 64352, 66363, 72396, 80440, 88484, 90495, 96528, 110605, 120660, 132726, 144792, 160880, 176968, 180990, 193056, 199089, 221210, 241320, 265452, 289584, 321760, 331815, 353936, 361980, 398178, 442420, 482640, 530904, 579168, 663630, 707872, 723960, 796356, 884840, 965280, 995445, 1061808, 1327260, 1447920, 1592712, 1769680, 1990890, 2123616, 2654520, 2895840, 3185424, 3539360, 3981780, 5309040, 6370848, 7963560, 10618080, 15927120, 31854240]

約数ペア:

[(1, 31854240), (2, 15927120), (3, 10618080), (4, 7963560), (5, 6370848), (6, 5309040), (8, 3981780), (9, 3539360), (10, 3185424), (11, 2895840), (12, 2654520), (15, 2123616), (16, 1990890), (18, 1769680), (20, 1592712), (22, 1447920), (24, 1327260), (30, 1061808), (32, 995445), (33, 965280), (36, 884840), (40, 796356), (44, 723960), (45, 707872), (48, 663630), (55, 579168), (60, 530904), (66, 482640), (72, 442420), (80, 398178), (88, 361980), (90, 353936), (96, 331815), (99, 321760), (110, 289584), (120, 265452), (132, 241320), (144, 221210), (160, 199089), (165, 193056), (176, 180990), (180, 176968), (198, 160880), (220, 144792), (240, 132726), (264, 120660), (288, 110605), (330, 96528), (352, 90495), (360, 88484), (396, 80440), (440, 72396), (480, 66363), (495, 64352), (528, 60330), (660, 48264), (720, 44242), (792, 40220), (880, 36198), (990, 32176), (1056, 30165), (1320, 24132), (1440, 22121), (1584, 20110), (1760, 18099), (1980, 16088), (2011, 15840), (2640, 12066), (3168, 10055), (3960, 8044), (4022, 7920), (5280, 6033)]