491980657280

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{613}}^1\times {\mathrm{7789}}^1$

素因数の和:8451

約数の個数: 256

約数和(自身を含む): 1405071705600

約数和(自身を除く): 913091048320

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 32, 35, 40, 46, 56, 64, 70, 80, 92, 112, 115, 128, 140, 160, 161, 184, 224, 230, 280, 320, 322, 368, 448, 460, 560, 613, 640, 644, 736, 805, 896, 920, 1120, 1226, 1288, 1472, 1610, 1840, 2240, 2452, 2576, 2944, 3065, 3220, 3680, 4291, 4480, 4904, 5152, 6130, 6440, 7360, 7789, 8582, 9808, 10304, 12260, 12880, 14099, 14720, 15578, 17164, 19616, 20608, 21455, 24520, 25760, 28198, 31156, 34328, 38945, 39232, 42910, 49040, 51520, 54523, 56396, 62312, 68656, 70495, 77890, 78464, 85820, 98080, 98693, 103040, 109046, 112792, 124624, 137312, 140990, 155780, 171640, 179147, 196160, 197386, 218092, 225584, 249248, 272615, 274624, 281980, 311560, 343280, 358294, 392320, 394772, 436184, 451168, 493465, 498496, 545230, 549248, 563960, 623120, 686560, 716588, 789544, 872368, 895735, 902336, 986930, 996992, 1090460, 1127920, 1246240, 1254029, 1373120, 1433176, 1579088, 1744736, 1791470, 1804672, 1973860, 2180920, 2255840, 2492480, 2508058, 2746240, 2866352, 3158176, 3489472, 3582940, 3947720, 4361840, 4511680, 4774657, 4984960, 5016116, 5732704, 6270145, 6316352, 6978944, 7165880, 7895440, 8723680, 9023360, 9549314, 10032232, 11465408, 12540290, 12632704, 14331760, 15790880, 17447360, 19098628, 20064464, 22930816, 23873285, 25080580, 28663520, 31581760, 33422599, 34894720, 38197256, 40128928, 47746570, 50161160, 57327040, 63163520, 66845198, 76394512, 80257856, 95493140, 100322320, 109817111, 114654080, 133690396, 152789024, 160515712, 167112995, 190986280, 200644640, 219634222, 267380792, 305578048, 334225990, 381972560, 401289280, 439268444, 534761584, 549085555, 611156096, 668451980, 763945120, 768719777, 802578560, 878536888, 1069523168, 1098171110, 1336903960, 1527890240, 1537439554, 1757073776, 2139046336, 2196342220, 2673807920, 3055780480, 3074879108, 3514147552, 3843598885, 4278092672, 4392684440, 5347615840, 6149758216, 7028295104, 7687197770, 8785368880, 10695231680, 12299516432, 14056590208, 15374395540, 17570737760, 21390463360, 24599032864, 30748791080, 35141475520, 49198065728, 61497582160, 70282951040, 98396131456, 122995164320, 245990328640, 491980657280]

約数ペア:

[(1, 491980657280), (2, 245990328640), (4, 122995164320), (5, 98396131456), (7, 70282951040), (8, 61497582160), (10, 49198065728), (14, 35141475520), (16, 30748791080), (20, 24599032864), (23, 21390463360), (28, 17570737760), (32, 15374395540), (35, 14056590208), (40, 12299516432), (46, 10695231680), (56, 8785368880), (64, 7687197770), (70, 7028295104), (80, 6149758216), (92, 5347615840), (112, 4392684440), (115, 4278092672), (128, 3843598885), (140, 3514147552), (160, 3074879108), (161, 3055780480), (184, 2673807920), (224, 2196342220), (230, 2139046336), (280, 1757073776), (320, 1537439554), (322, 1527890240), (368, 1336903960), (448, 1098171110), (460, 1069523168), (560, 878536888), (613, 802578560), (640, 768719777), (644, 763945120), (736, 668451980), (805, 611156096), (896, 549085555), (920, 534761584), (1120, 439268444), (1226, 401289280), (1288, 381972560), (1472, 334225990), (1610, 305578048), (1840, 267380792), (2240, 219634222), (2452, 200644640), (2576, 190986280), (2944, 167112995), (3065, 160515712), (3220, 152789024), (3680, 133690396), (4291, 114654080), (4480, 109817111), (4904, 100322320), (5152, 95493140), (6130, 80257856), (6440, 76394512), (7360, 66845198), (7789, 63163520), (8582, 57327040), (9808, 50161160), (10304, 47746570), (12260, 40128928), (12880, 38197256), (14099, 34894720), (14720, 33422599), (15578, 31581760), (17164, 28663520), (19616, 25080580), (20608, 23873285), (21455, 22930816), (24520, 20064464), (25760, 19098628), (28198, 17447360), (31156, 15790880), (34328, 14331760), (38945, 12632704), (39232, 12540290), (42910, 11465408), (49040, 10032232), (51520, 9549314), (54523, 9023360), (56396, 8723680), (62312, 7895440), (68656, 7165880), (70495, 6978944), (77890, 6316352), (78464, 6270145), (85820, 5732704), (98080, 5016116), (98693, 4984960), (103040, 4774657), (109046, 4511680), (112792, 4361840), (124624, 3947720), (137312, 3582940), (140990, 3489472), (155780, 3158176), (171640, 2866352), (179147, 2746240), (196160, 2508058), (197386, 2492480), (218092, 2255840), (225584, 2180920), (249248, 1973860), (272615, 1804672), (274624, 1791470), (281980, 1744736), (311560, 1579088), (343280, 1433176), (358294, 1373120), (392320, 1254029), (394772, 1246240), (436184, 1127920), (451168, 1090460), (493465, 996992), (498496, 986930), (545230, 902336), (549248, 895735), (563960, 872368), (623120, 789544), (686560, 716588)]