1990899798480

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{1753417}}^1$

素因数の和:1753538

約数の個数: 240

約数和(自身を含む): 7122804736320

約数和(自身を除く): 5131904937840

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 30, 36, 38, 40, 45, 48, 57, 60, 72, 76, 80, 83, 90, 95, 114, 120, 144, 152, 166, 171, 180, 190, 228, 240, 249, 285, 304, 332, 342, 360, 380, 415, 456, 498, 570, 664, 684, 720, 747, 760, 830, 855, 912, 996, 1140, 1245, 1328, 1368, 1494, 1520, 1577, 1660, 1710, 1992, 2280, 2490, 2736, 2988, 3154, 3320, 3420, 3735, 3984, 4560, 4731, 4980, 5976, 6308, 6640, 6840, 7470, 7885, 9462, 9960, 11952, 12616, 13680, 14193, 14940, 15770, 18924, 19920, 23655, 25232, 28386, 29880, 31540, 37848, 47310, 56772, 59760, 63080, 70965, 75696, 94620, 113544, 126160, 141930, 189240, 227088, 283860, 378480, 567720, 1135440, 1753417, 3506834, 5260251, 7013668, 8767085, 10520502, 14027336, 15780753, 17534170, 21041004, 26301255, 28054672, 31561506, 33314923, 35068340, 42082008, 52602510, 63123012, 66629846, 70136680, 78903765, 84164016, 99944769, 105205020, 126246024, 133259692, 140273360, 145533611, 157807530, 166574615, 199889538, 210410040, 252492048, 266519384, 291067222, 299834307, 315615060, 333149230, 399779076, 420820080, 436600833, 499723845, 533038768, 582134444, 599668614, 631230120, 666298460, 727668055, 799558152, 873201666, 999447690, 1164268888, 1199337228, 1262460240, 1309802499, 1332596920, 1455336110, 1499171535, 1599116304, 1746403332, 1998895380, 2183004165, 2328537776, 2398674456, 2619604998, 2665193840, 2765138609, 2910672220, 2998343070, 3492806664, 3997790760, 4366008330, 4797348912, 5239209996, 5530277218, 5821344440, 5996686140, 6549012495, 6985613328, 7995581520, 8295415827, 8732016660, 10478419992, 11060554436, 11642688880, 11993372280, 13098024990, 13825693045, 16590831654, 17464033320, 20956839984, 22121108872, 23986744560, 24886247481, 26196049980, 27651386090, 33181663308, 34928066640, 41477079135, 44242217744, 49772494962, 52392099960, 55302772180, 66363326616, 82954158270, 99544989924, 104784199920, 110605544360, 124431237405, 132726653232, 165908316540, 199089979848, 221211088720, 248862474810, 331816633080, 398179959696, 497724949620, 663633266160, 995449899240, 1990899798480]

約数ペア:

[(1, 1990899798480), (2, 995449899240), (3, 663633266160), (4, 497724949620), (5, 398179959696), (6, 331816633080), (8, 248862474810), (9, 221211088720), (10, 199089979848), (12, 165908316540), (15, 132726653232), (16, 124431237405), (18, 110605544360), (19, 104784199920), (20, 99544989924), (24, 82954158270), (30, 66363326616), (36, 55302772180), (38, 52392099960), (40, 49772494962), (45, 44242217744), (48, 41477079135), (57, 34928066640), (60, 33181663308), (72, 27651386090), (76, 26196049980), (80, 24886247481), (83, 23986744560), (90, 22121108872), (95, 20956839984), (114, 17464033320), (120, 16590831654), (144, 13825693045), (152, 13098024990), (166, 11993372280), (171, 11642688880), (180, 11060554436), (190, 10478419992), (228, 8732016660), (240, 8295415827), (249, 7995581520), (285, 6985613328), (304, 6549012495), (332, 5996686140), (342, 5821344440), (360, 5530277218), (380, 5239209996), (415, 4797348912), (456, 4366008330), (498, 3997790760), (570, 3492806664), (664, 2998343070), (684, 2910672220), (720, 2765138609), (747, 2665193840), (760, 2619604998), (830, 2398674456), (855, 2328537776), (912, 2183004165), (996, 1998895380), (1140, 1746403332), (1245, 1599116304), (1328, 1499171535), (1368, 1455336110), (1494, 1332596920), (1520, 1309802499), (1577, 1262460240), (1660, 1199337228), (1710, 1164268888), (1992, 999447690), (2280, 873201666), (2490, 799558152), (2736, 727668055), (2988, 666298460), (3154, 631230120), (3320, 599668614), (3420, 582134444), (3735, 533038768), (3984, 499723845), (4560, 436600833), (4731, 420820080), (4980, 399779076), (5976, 333149230), (6308, 315615060), (6640, 299834307), (6840, 291067222), (7470, 266519384), (7885, 252492048), (9462, 210410040), (9960, 199889538), (11952, 166574615), (12616, 157807530), (13680, 145533611), (14193, 140273360), (14940, 133259692), (15770, 126246024), (18924, 105205020), (19920, 99944769), (23655, 84164016), (25232, 78903765), (28386, 70136680), (29880, 66629846), (31540, 63123012), (37848, 52602510), (47310, 42082008), (56772, 35068340), (59760, 33314923), (63080, 31561506), (70965, 28054672), (75696, 26301255), (94620, 21041004), (113544, 17534170), (126160, 15780753), (141930, 14027336), (189240, 10520502), (227088, 8767085), (283860, 7013668), (378480, 5260251), (567720, 3506834), (1135440, 1753417)]