204319920

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{173}}^1$

素因数の和:252

約数の個数: 320

約数和(自身を含む): 787092480

約数和(自身を除く): 582772560

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 19, 20, 21, 24, 28, 30, 35, 37, 38, 40, 42, 48, 56, 57, 60, 70, 74, 76, 80, 84, 95, 105, 111, 112, 114, 120, 133, 140, 148, 152, 168, 173, 185, 190, 210, 222, 228, 240, 259, 266, 280, 285, 296, 304, 336, 346, 370, 380, 399, 420, 444, 456, 518, 519, 532, 555, 560, 570, 592, 665, 692, 703, 740, 760, 777, 798, 840, 865, 888, 912, 1036, 1038, 1064, 1110, 1140, 1211, 1295, 1330, 1384, 1406, 1480, 1520, 1554, 1596, 1680, 1730, 1776, 1995, 2072, 2076, 2109, 2128, 2220, 2280, 2422, 2590, 2595, 2660, 2768, 2812, 2960, 3108, 3192, 3287, 3460, 3515, 3633, 3885, 3990, 4144, 4152, 4218, 4440, 4560, 4844, 4921, 5180, 5190, 5320, 5624, 6055, 6216, 6384, 6401, 6574, 6920, 7030, 7266, 7770, 7980, 8304, 8436, 8880, 9688, 9842, 9861, 10360, 10380, 10545, 10640, 11248, 12110, 12432, 12802, 13148, 13840, 14060, 14532, 14763, 15540, 15960, 16435, 16872, 18165, 19203, 19376, 19684, 19722, 20720, 20760, 21090, 23009, 24220, 24605, 25604, 26296, 28120, 29064, 29526, 31080, 31920, 32005, 32870, 33744, 36330, 38406, 39368, 39444, 41520, 42180, 44807, 46018, 48440, 49210, 49305, 51208, 52592, 56240, 58128, 59052, 62160, 64010, 65740, 69027, 72660, 73815, 76812, 78736, 78888, 84360, 89614, 92036, 96015, 96880, 98420, 98610, 102416, 115045, 118104, 121619, 128020, 131480, 134421, 138054, 145320, 147630, 153624, 157776, 168720, 179228, 184072, 192030, 196840, 197220, 224035, 230090, 236208, 243238, 256040, 262960, 268842, 276108, 290640, 295260, 307248, 345135, 358456, 364857, 368144, 384060, 393680, 394440, 448070, 460180, 486476, 512080, 537684, 552216, 590520, 608095, 672105, 690270, 716912, 729714, 768120, 788880, 851333, 896140, 920360, 972952, 1075368, 1104432, 1181040, 1216190, 1344210, 1380540, 1459428, 1536240, 1702666, 1792280, 1824285, 1840720, 1945904, 2150736, 2432380, 2553999, 2688420, 2761080, 2918856, 3405332, 3584560, 3648570, 4256665, 4864760, 5107998, 5376840, 5522160, 5837712, 6810664, 7297140, 8513330, 9729520, 10215996, 10753680, 12769995, 13621328, 14594280, 17026660, 20431992, 25539990, 29188560, 34053320, 40863984, 51079980, 68106640, 102159960, 204319920]

約数ペア:

[(1, 204319920), (2, 102159960), (3, 68106640), (4, 51079980), (5, 40863984), (6, 34053320), (7, 29188560), (8, 25539990), (10, 20431992), (12, 17026660), (14, 14594280), (15, 13621328), (16, 12769995), (19, 10753680), (20, 10215996), (21, 9729520), (24, 8513330), (28, 7297140), (30, 6810664), (35, 5837712), (37, 5522160), (38, 5376840), (40, 5107998), (42, 4864760), (48, 4256665), (56, 3648570), (57, 3584560), (60, 3405332), (70, 2918856), (74, 2761080), (76, 2688420), (80, 2553999), (84, 2432380), (95, 2150736), (105, 1945904), (111, 1840720), (112, 1824285), (114, 1792280), (120, 1702666), (133, 1536240), (140, 1459428), (148, 1380540), (152, 1344210), (168, 1216190), (173, 1181040), (185, 1104432), (190, 1075368), (210, 972952), (222, 920360), (228, 896140), (240, 851333), (259, 788880), (266, 768120), (280, 729714), (285, 716912), (296, 690270), (304, 672105), (336, 608095), (346, 590520), (370, 552216), (380, 537684), (399, 512080), (420, 486476), (444, 460180), (456, 448070), (518, 394440), (519, 393680), (532, 384060), (555, 368144), (560, 364857), (570, 358456), (592, 345135), (665, 307248), (692, 295260), (703, 290640), (740, 276108), (760, 268842), (777, 262960), (798, 256040), (840, 243238), (865, 236208), (888, 230090), (912, 224035), (1036, 197220), (1038, 196840), (1064, 192030), (1110, 184072), (1140, 179228), (1211, 168720), (1295, 157776), (1330, 153624), (1384, 147630), (1406, 145320), (1480, 138054), (1520, 134421), (1554, 131480), (1596, 128020), (1680, 121619), (1730, 118104), (1776, 115045), (1995, 102416), (2072, 98610), (2076, 98420), (2109, 96880), (2128, 96015), (2220, 92036), (2280, 89614), (2422, 84360), (2590, 78888), (2595, 78736), (2660, 76812), (2768, 73815), (2812, 72660), (2960, 69027), (3108, 65740), (3192, 64010), (3287, 62160), (3460, 59052), (3515, 58128), (3633, 56240), (3885, 52592), (3990, 51208), (4144, 49305), (4152, 49210), (4218, 48440), (4440, 46018), (4560, 44807), (4844, 42180), (4921, 41520), (5180, 39444), (5190, 39368), (5320, 38406), (5624, 36330), (6055, 33744), (6216, 32870), (6384, 32005), (6401, 31920), (6574, 31080), (6920, 29526), (7030, 29064), (7266, 28120), (7770, 26296), (7980, 25604), (8304, 24605), (8436, 24220), (8880, 23009), (9688, 21090), (9842, 20760), (9861, 20720), (10360, 19722), (10380, 19684), (10545, 19376), (10640, 19203), (11248, 18165), (12110, 16872), (12432, 16435), (12802, 15960), (13148, 15540), (13840, 14763), (14060, 14532)]