997531920

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{947}}^1$

素因数の和:1003

約数の個数: 480

約数和(自身を含む): 4401146880

約数和(自身を除く): 3403614960

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 14, 15, 16, 18, 19, 20, 21, 22, 24, 28, 30, 33, 35, 36, 38, 40, 42, 44, 45, 48, 55, 56, 57, 60, 63, 66, 70, 72, 76, 77, 80, 84, 88, 90, 95, 99, 105, 110, 112, 114, 120, 126, 132, 133, 140, 144, 152, 154, 165, 168, 171, 176, 180, 190, 198, 209, 210, 220, 228, 231, 240, 252, 264, 266, 280, 285, 304, 308, 315, 330, 336, 342, 360, 380, 385, 396, 399, 418, 420, 440, 456, 462, 495, 504, 528, 532, 560, 570, 616, 627, 630, 660, 665, 684, 693, 720, 760, 770, 792, 798, 836, 840, 855, 880, 912, 924, 947, 990, 1008, 1045, 1064, 1140, 1155, 1197, 1232, 1254, 1260, 1320, 1330, 1368, 1386, 1463, 1520, 1540, 1584, 1596, 1672, 1680, 1710, 1848, 1881, 1894, 1980, 1995, 2090, 2128, 2280, 2310, 2394, 2508, 2520, 2640, 2660, 2736, 2772, 2841, 2926, 3080, 3135, 3192, 3344, 3420, 3465, 3696, 3762, 3788, 3960, 3990, 4180, 4389, 4560, 4620, 4735, 4788, 5016, 5040, 5320, 5544, 5682, 5852, 5985, 6160, 6270, 6384, 6629, 6840, 6930, 7315, 7524, 7576, 7920, 7980, 8360, 8523, 8778, 9240, 9405, 9470, 9576, 10032, 10417, 10640, 11088, 11364, 11704, 11970, 12540, 13167, 13258, 13680, 13860, 14205, 14630, 15048, 15152, 15960, 16720, 17046, 17556, 17993, 18480, 18810, 18940, 19152, 19887, 20834, 21945, 22728, 23408, 23940, 25080, 26334, 26516, 27720, 28410, 29260, 30096, 31251, 31920, 33145, 34092, 35112, 35986, 37620, 37880, 39774, 41668, 42615, 43890, 45456, 47880, 50160, 52085, 52668, 53032, 53979, 55440, 56820, 58520, 59661, 62502, 65835, 66290, 68184, 70224, 71972, 72919, 75240, 75760, 79548, 83336, 85230, 87780, 89965, 93753, 95760, 99435, 104170, 105336, 106064, 107958, 113640, 117040, 119322, 125004, 125951, 131670, 132580, 136368, 143944, 145838, 150480, 156255, 159096, 161937, 166672, 170460, 175560, 179930, 187506, 197923, 198870, 208340, 210672, 215916, 218757, 227280, 238644, 250008, 251902, 263340, 265160, 269895, 287888, 291676, 298305, 312510, 318192, 323874, 340920, 351120, 359860, 364595, 375012, 377853, 395846, 397740, 416680, 431832, 437514, 468765, 477288, 500016, 503804, 526680, 530320, 539790, 583352, 593769, 596610, 625020, 629755, 647748, 656271, 681840, 719720, 729190, 750024, 755706, 791692, 795480, 809685, 833360, 863664, 875028, 937530, 954576, 989615, 1007608, 1053360, 1079580, 1093785, 1133559, 1166704, 1187538, 1193220, 1250040, 1259510, 1295496, 1312542, 1385461, 1439440, 1458380, 1500048, 1511412, 1583384, 1590960, 1619370, 1750056, 1781307, 1875060, 1889265, 1979230, 2015216, 2159160, 2187570, 2267118, 2375076, 2386440, 2500080, 2519020, 2590992, 2625084, 2770922, 2916760, 2968845, 3022824, 3166768, 3238740, 3281355, 3500112, 3562614, 3750120, 3778530, 3958460, 4156383, 4318320, 4375140, 4534236, 4750152, 4772880, 5038040, 5250168, 5541844, 5667795, 5833520, 5937690, 6045648, 6477480, 6562710, 6927305, 7125228, 7500240, 7557060, 7916920, 8312766, 8750280, 8906535, 9068472, 9500304, 10076080, 10500336, 11083688, 11335590, 11875380, 12469149, 12954960, 13125420, 13854610, 14250456, 15114120, 15833840, 16625532, 17500560, 17813070, 18136944, 20781915, 22167376, 22671180, 23750760, 24938298, 26250840, 27709220, 28500912, 30228240, 33251064, 35626140, 41563830, 45342360, 47501520, 49876596, 52501680, 55418440, 62345745, 66502128, 71252280, 83127660, 90684720, 99753192, 110836880, 124691490, 142504560, 166255320, 199506384, 249382980, 332510640, 498765960, 997531920]

約数ペア:

[(1, 997531920), (2, 498765960), (3, 332510640), (4, 249382980), (5, 199506384), (6, 166255320), (7, 142504560), (8, 124691490), (9, 110836880), (10, 99753192), (11, 90684720), (12, 83127660), (14, 71252280), (15, 66502128), (16, 62345745), (18, 55418440), (19, 52501680), (20, 49876596), (21, 47501520), (22, 45342360), (24, 41563830), (28, 35626140), (30, 33251064), (33, 30228240), (35, 28500912), (36, 27709220), (38, 26250840), (40, 24938298), (42, 23750760), (44, 22671180), (45, 22167376), (48, 20781915), (55, 18136944), (56, 17813070), (57, 17500560), (60, 16625532), (63, 15833840), (66, 15114120), (70, 14250456), (72, 13854610), (76, 13125420), (77, 12954960), (80, 12469149), (84, 11875380), (88, 11335590), (90, 11083688), (95, 10500336), (99, 10076080), (105, 9500304), (110, 9068472), (112, 8906535), (114, 8750280), (120, 8312766), (126, 7916920), (132, 7557060), (133, 7500240), (140, 7125228), (144, 6927305), (152, 6562710), (154, 6477480), (165, 6045648), (168, 5937690), (171, 5833520), (176, 5667795), (180, 5541844), (190, 5250168), (198, 5038040), (209, 4772880), (210, 4750152), (220, 4534236), (228, 4375140), (231, 4318320), (240, 4156383), (252, 3958460), (264, 3778530), (266, 3750120), (280, 3562614), (285, 3500112), (304, 3281355), (308, 3238740), (315, 3166768), (330, 3022824), (336, 2968845), (342, 2916760), (360, 2770922), (380, 2625084), (385, 2590992), (396, 2519020), (399, 2500080), (418, 2386440), (420, 2375076), (440, 2267118), (456, 2187570), (462, 2159160), (495, 2015216), (504, 1979230), (528, 1889265), (532, 1875060), (560, 1781307), (570, 1750056), (616, 1619370), (627, 1590960), (630, 1583384), (660, 1511412), (665, 1500048), (684, 1458380), (693, 1439440), (720, 1385461), (760, 1312542), (770, 1295496), (792, 1259510), (798, 1250040), (836, 1193220), (840, 1187538), (855, 1166704), (880, 1133559), (912, 1093785), (924, 1079580), (947, 1053360), (990, 1007608), (1008, 989615), (1045, 954576), (1064, 937530), (1140, 875028), (1155, 863664), (1197, 833360), (1232, 809685), (1254, 795480), (1260, 791692), (1320, 755706), (1330, 750024), (1368, 729190), (1386, 719720), (1463, 681840), (1520, 656271), (1540, 647748), (1584, 629755), (1596, 625020), (1672, 596610), (1680, 593769), (1710, 583352), (1848, 539790), (1881, 530320), (1894, 526680), (1980, 503804), (1995, 500016), (2090, 477288), (2128, 468765), (2280, 437514), (2310, 431832), (2394, 416680), (2508, 397740), (2520, 395846), (2640, 377853), (2660, 375012), (2736, 364595), (2772, 359860), (2841, 351120), (2926, 340920), (3080, 323874), (3135, 318192), (3192, 312510), (3344, 298305), (3420, 291676), (3465, 287888), (3696, 269895), (3762, 265160), (3788, 263340), (3960, 251902), (3990, 250008), (4180, 238644), (4389, 227280), (4560, 218757), (4620, 215916), (4735, 210672), (4788, 208340), (5016, 198870), (5040, 197923), (5320, 187506), (5544, 179930), (5682, 175560), (5852, 170460), (5985, 166672), (6160, 161937), (6270, 159096), (6384, 156255), (6629, 150480), (6840, 145838), (6930, 143944), (7315, 136368), (7524, 132580), (7576, 131670), (7920, 125951), (7980, 125004), (8360, 119322), (8523, 117040), (8778, 113640), (9240, 107958), (9405, 106064), (9470, 105336), (9576, 104170), (10032, 99435), (10417, 95760), (10640, 93753), (11088, 89965), (11364, 87780), (11704, 85230), (11970, 83336), (12540, 79548), (13167, 75760), (13258, 75240), (13680, 72919), (13860, 71972), (14205, 70224), (14630, 68184), (15048, 66290), (15152, 65835), (15960, 62502), (16720, 59661), (17046, 58520), (17556, 56820), (17993, 55440), (18480, 53979), (18810, 53032), (18940, 52668), (19152, 52085), (19887, 50160), (20834, 47880), (21945, 45456), (22728, 43890), (23408, 42615), (23940, 41668), (25080, 39774), (26334, 37880), (26516, 37620), (27720, 35986), (28410, 35112), (29260, 34092), (30096, 33145), (31251, 31920)]