1987577280

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53087}}^1$

素因数の和:53123

約数の個数: 168

約数和(自身を含む): 7362456192

約数和(自身を除く): 5374878912

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 32, 36, 39, 40, 45, 48, 52, 60, 64, 65, 72, 78, 80, 90, 96, 104, 117, 120, 130, 144, 156, 160, 180, 192, 195, 208, 234, 240, 260, 288, 312, 320, 360, 390, 416, 468, 480, 520, 576, 585, 624, 720, 780, 832, 936, 960, 1040, 1170, 1248, 1440, 1560, 1872, 2080, 2340, 2496, 2880, 3120, 3744, 4160, 4680, 6240, 7488, 9360, 12480, 18720, 37440, 53087, 106174, 159261, 212348, 265435, 318522, 424696, 477783, 530870, 637044, 690131, 796305, 849392, 955566, 1061740, 1274088, 1380262, 1592610, 1698784, 1911132, 2070393, 2123480, 2388915, 2548176, 2760524, 3185220, 3397568, 3450655, 3822264, 4140786, 4246960, 4777830, 5096352, 5521048, 6211179, 6370440, 6901310, 7644528, 8281572, 8493920, 9555660, 10192704, 10351965, 11042096, 12422358, 12740880, 13802620, 15289056, 16563144, 16987840, 19111320, 20703930, 22084192, 24844716, 25481760, 27605240, 30578112, 31055895, 33126288, 38222640, 41407860, 44168384, 49689432, 50963520, 55210480, 62111790, 66252576, 76445280, 82815720, 99378864, 110420960, 124223580, 132505152, 152890560, 165631440, 198757728, 220841920, 248447160, 331262880, 397515456, 496894320, 662525760, 993788640, 1987577280]

約数ペア:

[(1, 1987577280), (2, 993788640), (3, 662525760), (4, 496894320), (5, 397515456), (6, 331262880), (8, 248447160), (9, 220841920), (10, 198757728), (12, 165631440), (13, 152890560), (15, 132505152), (16, 124223580), (18, 110420960), (20, 99378864), (24, 82815720), (26, 76445280), (30, 66252576), (32, 62111790), (36, 55210480), (39, 50963520), (40, 49689432), (45, 44168384), (48, 41407860), (52, 38222640), (60, 33126288), (64, 31055895), (65, 30578112), (72, 27605240), (78, 25481760), (80, 24844716), (90, 22084192), (96, 20703930), (104, 19111320), (117, 16987840), (120, 16563144), (130, 15289056), (144, 13802620), (156, 12740880), (160, 12422358), (180, 11042096), (192, 10351965), (195, 10192704), (208, 9555660), (234, 8493920), (240, 8281572), (260, 7644528), (288, 6901310), (312, 6370440), (320, 6211179), (360, 5521048), (390, 5096352), (416, 4777830), (468, 4246960), (480, 4140786), (520, 3822264), (576, 3450655), (585, 3397568), (624, 3185220), (720, 2760524), (780, 2548176), (832, 2388915), (936, 2123480), (960, 2070393), (1040, 1911132), (1170, 1698784), (1248, 1592610), (1440, 1380262), (1560, 1274088), (1872, 1061740), (2080, 955566), (2340, 849392), (2496, 796305), (2880, 690131), (3120, 637044), (3744, 530870), (4160, 477783), (4680, 424696), (6240, 318522), (7488, 265435), (9360, 212348), (12480, 159261), (18720, 106174), (37440, 53087)]