31975680

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{757}}^1$

素因数の和:792

約数の個数: 144

約数和(自身を含む): 111553344

約数和(自身を除く): 79577664

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 32, 33, 40, 44, 48, 55, 60, 64, 66, 80, 88, 96, 110, 120, 128, 132, 160, 165, 176, 192, 220, 240, 256, 264, 320, 330, 352, 384, 440, 480, 528, 640, 660, 704, 757, 768, 880, 960, 1056, 1280, 1320, 1408, 1514, 1760, 1920, 2112, 2271, 2640, 2816, 3028, 3520, 3785, 3840, 4224, 4542, 5280, 6056, 7040, 7570, 8327, 8448, 9084, 10560, 11355, 12112, 14080, 15140, 16654, 18168, 21120, 22710, 24224, 24981, 30280, 33308, 36336, 41635, 42240, 45420, 48448, 49962, 60560, 66616, 72672, 83270, 90840, 96896, 99924, 121120, 124905, 133232, 145344, 166540, 181680, 193792, 199848, 242240, 249810, 266464, 290688, 333080, 363360, 399696, 484480, 499620, 532928, 581376, 666160, 726720, 799392, 968960, 999240, 1065856, 1332320, 1453440, 1598784, 1998480, 2131712, 2664640, 2906880, 3197568, 3996960, 5329280, 6395136, 7993920, 10658560, 15987840, 31975680]

約数ペア:

[(1, 31975680), (2, 15987840), (3, 10658560), (4, 7993920), (5, 6395136), (6, 5329280), (8, 3996960), (10, 3197568), (11, 2906880), (12, 2664640), (15, 2131712), (16, 1998480), (20, 1598784), (22, 1453440), (24, 1332320), (30, 1065856), (32, 999240), (33, 968960), (40, 799392), (44, 726720), (48, 666160), (55, 581376), (60, 532928), (64, 499620), (66, 484480), (80, 399696), (88, 363360), (96, 333080), (110, 290688), (120, 266464), (128, 249810), (132, 242240), (160, 199848), (165, 193792), (176, 181680), (192, 166540), (220, 145344), (240, 133232), (256, 124905), (264, 121120), (320, 99924), (330, 96896), (352, 90840), (384, 83270), (440, 72672), (480, 66616), (528, 60560), (640, 49962), (660, 48448), (704, 45420), (757, 42240), (768, 41635), (880, 36336), (960, 33308), (1056, 30280), (1280, 24981), (1320, 24224), (1408, 22710), (1514, 21120), (1760, 18168), (1920, 16654), (2112, 15140), (2271, 14080), (2640, 12112), (2816, 11355), (3028, 10560), (3520, 9084), (3785, 8448), (3840, 8327), (4224, 7570), (4542, 7040), (5280, 6056)]