1640976000

素因数分解:

$2^7\times 3^1\times 5^3\times {\mathrm{17}}^1\times {\mathrm{2011}}^1$

素因数の和:2060

約数の個数: 256

約数和(自身を含む): 5762689920

約数和(自身を除く): 4121713920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 25, 30, 32, 34, 40, 48, 50, 51, 60, 64, 68, 75, 80, 85, 96, 100, 102, 120, 125, 128, 136, 150, 160, 170, 192, 200, 204, 240, 250, 255, 272, 300, 320, 340, 375, 384, 400, 408, 425, 480, 500, 510, 544, 600, 640, 680, 750, 800, 816, 850, 960, 1000, 1020, 1088, 1200, 1275, 1360, 1500, 1600, 1632, 1700, 1920, 2000, 2011, 2040, 2125, 2176, 2400, 2550, 2720, 3000, 3200, 3264, 3400, 4000, 4022, 4080, 4250, 4800, 5100, 5440, 6000, 6033, 6375, 6528, 6800, 8000, 8044, 8160, 8500, 9600, 10055, 10200, 10880, 12000, 12066, 12750, 13600, 16000, 16088, 16320, 17000, 20110, 20400, 24000, 24132, 25500, 27200, 30165, 32176, 32640, 34000, 34187, 40220, 40800, 48000, 48264, 50275, 51000, 54400, 60330, 64352, 68000, 68374, 80440, 81600, 96528, 100550, 102000, 102561, 120660, 128704, 136000, 136748, 150825, 160880, 163200, 170935, 193056, 201100, 204000, 205122, 241320, 251375, 257408, 272000, 273496, 301650, 321760, 341870, 386112, 402200, 408000, 410244, 482640, 502750, 512805, 546992, 603300, 643520, 683740, 754125, 772224, 804400, 816000, 820488, 854675, 965280, 1005500, 1025610, 1093984, 1206600, 1287040, 1367480, 1508250, 1608800, 1640976, 1709350, 1930560, 2011000, 2051220, 2187968, 2413200, 2564025, 2734960, 3016500, 3217600, 3281952, 3418700, 3861120, 4022000, 4102440, 4273375, 4375936, 4826400, 5128050, 5469920, 6033000, 6435200, 6563904, 6837400, 8044000, 8204880, 8546750, 9652800, 10256100, 10939840, 12066000, 12820125, 13127808, 13674800, 16088000, 16409760, 17093500, 19305600, 20512200, 21879680, 24132000, 25640250, 27349600, 32176000, 32819520, 34187000, 41024400, 48264000, 51280500, 54699200, 65639040, 68374000, 82048800, 96528000, 102561000, 109398400, 136748000, 164097600, 205122000, 273496000, 328195200, 410244000, 546992000, 820488000, 1640976000]

約数ペア:

[(1, 1640976000), (2, 820488000), (3, 546992000), (4, 410244000), (5, 328195200), (6, 273496000), (8, 205122000), (10, 164097600), (12, 136748000), (15, 109398400), (16, 102561000), (17, 96528000), (20, 82048800), (24, 68374000), (25, 65639040), (30, 54699200), (32, 51280500), (34, 48264000), (40, 41024400), (48, 34187000), (50, 32819520), (51, 32176000), (60, 27349600), (64, 25640250), (68, 24132000), (75, 21879680), (80, 20512200), (85, 19305600), (96, 17093500), (100, 16409760), (102, 16088000), (120, 13674800), (125, 13127808), (128, 12820125), (136, 12066000), (150, 10939840), (160, 10256100), (170, 9652800), (192, 8546750), (200, 8204880), (204, 8044000), (240, 6837400), (250, 6563904), (255, 6435200), (272, 6033000), (300, 5469920), (320, 5128050), (340, 4826400), (375, 4375936), (384, 4273375), (400, 4102440), (408, 4022000), (425, 3861120), (480, 3418700), (500, 3281952), (510, 3217600), (544, 3016500), (600, 2734960), (640, 2564025), (680, 2413200), (750, 2187968), (800, 2051220), (816, 2011000), (850, 1930560), (960, 1709350), (1000, 1640976), (1020, 1608800), (1088, 1508250), (1200, 1367480), (1275, 1287040), (1360, 1206600), (1500, 1093984), (1600, 1025610), (1632, 1005500), (1700, 965280), (1920, 854675), (2000, 820488), (2011, 816000), (2040, 804400), (2125, 772224), (2176, 754125), (2400, 683740), (2550, 643520), (2720, 603300), (3000, 546992), (3200, 512805), (3264, 502750), (3400, 482640), (4000, 410244), (4022, 408000), (4080, 402200), (4250, 386112), (4800, 341870), (5100, 321760), (5440, 301650), (6000, 273496), (6033, 272000), (6375, 257408), (6528, 251375), (6800, 241320), (8000, 205122), (8044, 204000), (8160, 201100), (8500, 193056), (9600, 170935), (10055, 163200), (10200, 160880), (10880, 150825), (12000, 136748), (12066, 136000), (12750, 128704), (13600, 120660), (16000, 102561), (16088, 102000), (16320, 100550), (17000, 96528), (20110, 81600), (20400, 80440), (24000, 68374), (24132, 68000), (25500, 64352), (27200, 60330), (30165, 54400), (32176, 51000), (32640, 50275), (34000, 48264), (34187, 48000), (40220, 40800)]