19865243520

素因数分解:

$2^7\times 3^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{16661}}^1$

素因数の和:16715

約数の個数: 320

約数和(自身を含む): 74031265440

約数和(自身を除く): 54166021920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 27, 30, 32, 36, 40, 45, 46, 48, 54, 60, 64, 69, 72, 80, 81, 90, 92, 96, 108, 115, 120, 128, 135, 138, 144, 160, 162, 180, 184, 192, 207, 216, 230, 240, 270, 276, 288, 320, 324, 345, 360, 368, 384, 405, 414, 432, 460, 480, 540, 552, 576, 621, 640, 648, 690, 720, 736, 810, 828, 864, 920, 960, 1035, 1080, 1104, 1152, 1242, 1296, 1380, 1440, 1472, 1620, 1656, 1728, 1840, 1863, 1920, 2070, 2160, 2208, 2484, 2592, 2760, 2880, 2944, 3105, 3240, 3312, 3456, 3680, 3726, 4140, 4320, 4416, 4968, 5184, 5520, 5760, 6210, 6480, 6624, 7360, 7452, 8280, 8640, 8832, 9315, 9936, 10368, 11040, 12420, 12960, 13248, 14720, 14904, 16560, 16661, 17280, 18630, 19872, 22080, 24840, 25920, 26496, 29808, 33120, 33322, 37260, 39744, 44160, 49680, 49983, 51840, 59616, 66240, 66644, 74520, 79488, 83305, 99360, 99966, 119232, 132480, 133288, 149040, 149949, 166610, 198720, 199932, 238464, 249915, 266576, 298080, 299898, 333220, 383203, 397440, 399864, 449847, 499830, 533152, 596160, 599796, 666440, 749745, 766406, 799728, 899694, 999660, 1066304, 1149609, 1192320, 1199592, 1332880, 1349541, 1499490, 1532812, 1599456, 1799388, 1916015, 1999320, 2132608, 2249235, 2299218, 2399184, 2665760, 2699082, 2998980, 3065624, 3198912, 3448827, 3598776, 3832030, 3998640, 4498470, 4598436, 4798368, 5331520, 5398164, 5748045, 5997960, 6131248, 6397824, 6747705, 6897654, 7197552, 7664060, 7997280, 8996940, 9196872, 9596736, 10346481, 10663040, 10796328, 11496090, 11995920, 12262496, 13495410, 13795308, 14395104, 15328120, 15994560, 17244135, 17993880, 18393744, 19193472, 20692962, 21592656, 22992180, 23991840, 24524992, 26990820, 27590616, 28790208, 30656240, 31039443, 31989120, 34488270, 35987760, 36787488, 41385924, 43185312, 45984360, 47983680, 49049984, 51732405, 53981640, 55181232, 57580416, 61312480, 62078886, 68976540, 71975520, 73574976, 82771848, 86370624, 91968720, 95967360, 103464810, 107963280, 110362464, 122624960, 124157772, 137953080, 143951040, 147149952, 155197215, 165543696, 172741248, 183937440, 206929620, 215926560, 220724928, 245249920, 248315544, 275906160, 287902080, 310394430, 331087392, 367874880, 413859240, 431853120, 441449856, 496631088, 551812320, 620788860, 662174784, 735749760, 827718480, 863706240, 993262176, 1103624640, 1241577720, 1324349568, 1655436960, 1986524352, 2207249280, 2483155440, 3310873920, 3973048704, 4966310880, 6621747840, 9932621760, 19865243520]

約数ペア:

[(1, 19865243520), (2, 9932621760), (3, 6621747840), (4, 4966310880), (5, 3973048704), (6, 3310873920), (8, 2483155440), (9, 2207249280), (10, 1986524352), (12, 1655436960), (15, 1324349568), (16, 1241577720), (18, 1103624640), (20, 993262176), (23, 863706240), (24, 827718480), (27, 735749760), (30, 662174784), (32, 620788860), (36, 551812320), (40, 496631088), (45, 441449856), (46, 431853120), (48, 413859240), (54, 367874880), (60, 331087392), (64, 310394430), (69, 287902080), (72, 275906160), (80, 248315544), (81, 245249920), (90, 220724928), (92, 215926560), (96, 206929620), (108, 183937440), (115, 172741248), (120, 165543696), (128, 155197215), (135, 147149952), (138, 143951040), (144, 137953080), (160, 124157772), (162, 122624960), (180, 110362464), (184, 107963280), (192, 103464810), (207, 95967360), (216, 91968720), (230, 86370624), (240, 82771848), (270, 73574976), (276, 71975520), (288, 68976540), (320, 62078886), (324, 61312480), (345, 57580416), (360, 55181232), (368, 53981640), (384, 51732405), (405, 49049984), (414, 47983680), (432, 45984360), (460, 43185312), (480, 41385924), (540, 36787488), (552, 35987760), (576, 34488270), (621, 31989120), (640, 31039443), (648, 30656240), (690, 28790208), (720, 27590616), (736, 26990820), (810, 24524992), (828, 23991840), (864, 22992180), (920, 21592656), (960, 20692962), (1035, 19193472), (1080, 18393744), (1104, 17993880), (1152, 17244135), (1242, 15994560), (1296, 15328120), (1380, 14395104), (1440, 13795308), (1472, 13495410), (1620, 12262496), (1656, 11995920), (1728, 11496090), (1840, 10796328), (1863, 10663040), (1920, 10346481), (2070, 9596736), (2160, 9196872), (2208, 8996940), (2484, 7997280), (2592, 7664060), (2760, 7197552), (2880, 6897654), (2944, 6747705), (3105, 6397824), (3240, 6131248), (3312, 5997960), (3456, 5748045), (3680, 5398164), (3726, 5331520), (4140, 4798368), (4320, 4598436), (4416, 4498470), (4968, 3998640), (5184, 3832030), (5520, 3598776), (5760, 3448827), (6210, 3198912), (6480, 3065624), (6624, 2998980), (7360, 2699082), (7452, 2665760), (8280, 2399184), (8640, 2299218), (8832, 2249235), (9315, 2132608), (9936, 1999320), (10368, 1916015), (11040, 1799388), (12420, 1599456), (12960, 1532812), (13248, 1499490), (14720, 1349541), (14904, 1332880), (16560, 1199592), (16661, 1192320), (17280, 1149609), (18630, 1066304), (19872, 999660), (22080, 899694), (24840, 799728), (25920, 766406), (26496, 749745), (29808, 666440), (33120, 599796), (33322, 596160), (37260, 533152), (39744, 499830), (44160, 449847), (49680, 399864), (49983, 397440), (51840, 383203), (59616, 333220), (66240, 299898), (66644, 298080), (74520, 266576), (79488, 249915), (83305, 238464), (99360, 199932), (99966, 198720), (119232, 166610), (132480, 149949), (133288, 149040)]