31314240

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{131}}^1$

素因数の和:237

約数の個数: 168

約数和(自身を含む): 109837728

約数和(自身を除く): 78523488

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 83, 90, 96, 120, 131, 144, 160, 166, 180, 192, 240, 249, 262, 288, 320, 332, 360, 393, 415, 480, 498, 524, 576, 655, 664, 720, 747, 786, 830, 960, 996, 1048, 1179, 1245, 1310, 1328, 1440, 1494, 1572, 1660, 1965, 1992, 2096, 2358, 2490, 2620, 2656, 2880, 2988, 3144, 3320, 3735, 3930, 3984, 4192, 4716, 4980, 5240, 5312, 5895, 5976, 6288, 6640, 7470, 7860, 7968, 8384, 9432, 9960, 10480, 10873, 11790, 11952, 12576, 13280, 14940, 15720, 15936, 18864, 19920, 20960, 21746, 23580, 23904, 25152, 26560, 29880, 31440, 32619, 37728, 39840, 41920, 43492, 47160, 47808, 54365, 59760, 62880, 65238, 75456, 79680, 86984, 94320, 97857, 108730, 119520, 125760, 130476, 163095, 173968, 188640, 195714, 217460, 239040, 260952, 326190, 347936, 377280, 391428, 434920, 489285, 521904, 652380, 695872, 782856, 869840, 978570, 1043808, 1304760, 1565712, 1739680, 1957140, 2087616, 2609520, 3131424, 3479360, 3914280, 5219040, 6262848, 7828560, 10438080, 15657120, 31314240]

約数ペア:

[(1, 31314240), (2, 15657120), (3, 10438080), (4, 7828560), (5, 6262848), (6, 5219040), (8, 3914280), (9, 3479360), (10, 3131424), (12, 2609520), (15, 2087616), (16, 1957140), (18, 1739680), (20, 1565712), (24, 1304760), (30, 1043808), (32, 978570), (36, 869840), (40, 782856), (45, 695872), (48, 652380), (60, 521904), (64, 489285), (72, 434920), (80, 391428), (83, 377280), (90, 347936), (96, 326190), (120, 260952), (131, 239040), (144, 217460), (160, 195714), (166, 188640), (180, 173968), (192, 163095), (240, 130476), (249, 125760), (262, 119520), (288, 108730), (320, 97857), (332, 94320), (360, 86984), (393, 79680), (415, 75456), (480, 65238), (498, 62880), (524, 59760), (576, 54365), (655, 47808), (664, 47160), (720, 43492), (747, 41920), (786, 39840), (830, 37728), (960, 32619), (996, 31440), (1048, 29880), (1179, 26560), (1245, 25152), (1310, 23904), (1328, 23580), (1440, 21746), (1494, 20960), (1572, 19920), (1660, 18864), (1965, 15936), (1992, 15720), (2096, 14940), (2358, 13280), (2490, 12576), (2620, 11952), (2656, 11790), (2880, 10873), (2988, 10480), (3144, 9960), (3320, 9432), (3735, 8384), (3930, 7968), (3984, 7860), (4192, 7470), (4716, 6640), (4980, 6288), (5240, 5976), (5312, 5895)]