31954560

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1$

素因数の和:139

約数の個数: 256

約数和(自身を含む): 118972800

約数和(自身を除く): 87018240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 17, 20, 22, 24, 30, 32, 33, 34, 40, 44, 48, 51, 55, 60, 64, 66, 68, 80, 85, 88, 89, 96, 102, 110, 120, 128, 132, 136, 160, 165, 170, 176, 178, 187, 192, 204, 220, 240, 255, 264, 267, 272, 320, 330, 340, 352, 356, 374, 384, 408, 440, 445, 480, 510, 528, 534, 544, 561, 640, 660, 680, 704, 712, 748, 816, 880, 890, 935, 960, 979, 1020, 1056, 1068, 1088, 1122, 1320, 1335, 1360, 1408, 1424, 1496, 1513, 1632, 1760, 1780, 1870, 1920, 1958, 2040, 2112, 2136, 2176, 2244, 2640, 2670, 2720, 2805, 2848, 2937, 2992, 3026, 3264, 3520, 3560, 3740, 3916, 4080, 4224, 4272, 4488, 4539, 4895, 5280, 5340, 5440, 5610, 5696, 5874, 5984, 6052, 6528, 7040, 7120, 7480, 7565, 7832, 8160, 8544, 8976, 9078, 9790, 10560, 10680, 10880, 11220, 11392, 11748, 11968, 12104, 14240, 14685, 14960, 15130, 15664, 16320, 16643, 17088, 17952, 18156, 19580, 21120, 21360, 22440, 22695, 23496, 23936, 24208, 28480, 29370, 29920, 30260, 31328, 32640, 33286, 34176, 35904, 36312, 39160, 42720, 44880, 45390, 46992, 48416, 49929, 56960, 58740, 59840, 60520, 62656, 66572, 71808, 72624, 78320, 83215, 85440, 89760, 90780, 93984, 96832, 99858, 117480, 119680, 121040, 125312, 133144, 145248, 156640, 166430, 170880, 179520, 181560, 187968, 193664, 199716, 234960, 242080, 249645, 266288, 290496, 313280, 332860, 359040, 363120, 375936, 399432, 469920, 484160, 499290, 532576, 580992, 626560, 665720, 726240, 798864, 939840, 968320, 998580, 1065152, 1331440, 1452480, 1597728, 1879680, 1997160, 2130304, 2662880, 2904960, 3195456, 3994320, 5325760, 6390912, 7988640, 10651520, 15977280, 31954560]

約数ペア:

[(1, 31954560), (2, 15977280), (3, 10651520), (4, 7988640), (5, 6390912), (6, 5325760), (8, 3994320), (10, 3195456), (11, 2904960), (12, 2662880), (15, 2130304), (16, 1997160), (17, 1879680), (20, 1597728), (22, 1452480), (24, 1331440), (30, 1065152), (32, 998580), (33, 968320), (34, 939840), (40, 798864), (44, 726240), (48, 665720), (51, 626560), (55, 580992), (60, 532576), (64, 499290), (66, 484160), (68, 469920), (80, 399432), (85, 375936), (88, 363120), (89, 359040), (96, 332860), (102, 313280), (110, 290496), (120, 266288), (128, 249645), (132, 242080), (136, 234960), (160, 199716), (165, 193664), (170, 187968), (176, 181560), (178, 179520), (187, 170880), (192, 166430), (204, 156640), (220, 145248), (240, 133144), (255, 125312), (264, 121040), (267, 119680), (272, 117480), (320, 99858), (330, 96832), (340, 93984), (352, 90780), (356, 89760), (374, 85440), (384, 83215), (408, 78320), (440, 72624), (445, 71808), (480, 66572), (510, 62656), (528, 60520), (534, 59840), (544, 58740), (561, 56960), (640, 49929), (660, 48416), (680, 46992), (704, 45390), (712, 44880), (748, 42720), (816, 39160), (880, 36312), (890, 35904), (935, 34176), (960, 33286), (979, 32640), (1020, 31328), (1056, 30260), (1068, 29920), (1088, 29370), (1122, 28480), (1320, 24208), (1335, 23936), (1360, 23496), (1408, 22695), (1424, 22440), (1496, 21360), (1513, 21120), (1632, 19580), (1760, 18156), (1780, 17952), (1870, 17088), (1920, 16643), (1958, 16320), (2040, 15664), (2112, 15130), (2136, 14960), (2176, 14685), (2244, 14240), (2640, 12104), (2670, 11968), (2720, 11748), (2805, 11392), (2848, 11220), (2937, 10880), (2992, 10680), (3026, 10560), (3264, 9790), (3520, 9078), (3560, 8976), (3740, 8544), (3916, 8160), (4080, 7832), (4224, 7565), (4272, 7480), (4488, 7120), (4539, 7040), (4895, 6528), (5280, 6052), (5340, 5984), (5440, 5874), (5610, 5696)]