31188960

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{179}}^1$

素因数の和:222

約数の個数: 216

約数和(自身を含む): 117641160

約数和(自身を除く): 86452200

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, 121, 132, 144, 160, 165, 176, 179, 180, 198, 220, 240, 242, 264, 288, 330, 352, 358, 360, 363, 396, 440, 480, 484, 495, 528, 537, 605, 660, 716, 720, 726, 792, 880, 895, 968, 990, 1056, 1074, 1089, 1210, 1320, 1432, 1440, 1452, 1584, 1611, 1760, 1790, 1815, 1936, 1969, 1980, 2148, 2178, 2420, 2640, 2685, 2864, 2904, 3168, 3222, 3580, 3630, 3872, 3938, 3960, 4296, 4356, 4840, 5280, 5370, 5445, 5728, 5808, 5907, 6444, 7160, 7260, 7876, 7920, 8055, 8592, 8712, 9680, 9845, 10740, 10890, 11616, 11814, 12888, 14320, 14520, 15752, 15840, 16110, 17184, 17424, 17721, 19360, 19690, 21480, 21659, 21780, 23628, 25776, 28640, 29040, 29535, 31504, 32220, 34848, 35442, 39380, 42960, 43318, 43560, 47256, 51552, 58080, 59070, 63008, 64440, 64977, 70884, 78760, 85920, 86636, 87120, 88605, 94512, 108295, 118140, 128880, 129954, 141768, 157520, 173272, 174240, 177210, 189024, 194931, 216590, 236280, 257760, 259908, 283536, 315040, 324885, 346544, 354420, 389862, 433180, 472560, 519816, 567072, 649770, 693088, 708840, 779724, 866360, 945120, 974655, 1039632, 1299540, 1417680, 1559448, 1732720, 1949310, 2079264, 2599080, 2835360, 3118896, 3465440, 3898620, 5198160, 6237792, 7797240, 10396320, 15594480, 31188960]

約数ペア:

[(1, 31188960), (2, 15594480), (3, 10396320), (4, 7797240), (5, 6237792), (6, 5198160), (8, 3898620), (9, 3465440), (10, 3118896), (11, 2835360), (12, 2599080), (15, 2079264), (16, 1949310), (18, 1732720), (20, 1559448), (22, 1417680), (24, 1299540), (30, 1039632), (32, 974655), (33, 945120), (36, 866360), (40, 779724), (44, 708840), (45, 693088), (48, 649770), (55, 567072), (60, 519816), (66, 472560), (72, 433180), (80, 389862), (88, 354420), (90, 346544), (96, 324885), (99, 315040), (110, 283536), (120, 259908), (121, 257760), (132, 236280), (144, 216590), (160, 194931), (165, 189024), (176, 177210), (179, 174240), (180, 173272), (198, 157520), (220, 141768), (240, 129954), (242, 128880), (264, 118140), (288, 108295), (330, 94512), (352, 88605), (358, 87120), (360, 86636), (363, 85920), (396, 78760), (440, 70884), (480, 64977), (484, 64440), (495, 63008), (528, 59070), (537, 58080), (605, 51552), (660, 47256), (716, 43560), (720, 43318), (726, 42960), (792, 39380), (880, 35442), (895, 34848), (968, 32220), (990, 31504), (1056, 29535), (1074, 29040), (1089, 28640), (1210, 25776), (1320, 23628), (1432, 21780), (1440, 21659), (1452, 21480), (1584, 19690), (1611, 19360), (1760, 17721), (1790, 17424), (1815, 17184), (1936, 16110), (1969, 15840), (1980, 15752), (2148, 14520), (2178, 14320), (2420, 12888), (2640, 11814), (2685, 11616), (2864, 10890), (2904, 10740), (3168, 9845), (3222, 9680), (3580, 8712), (3630, 8592), (3872, 8055), (3938, 7920), (3960, 7876), (4296, 7260), (4356, 7160), (4840, 6444), (5280, 5907), (5370, 5808), (5445, 5728)]