20990193000

素因数分解:

$2^3\times 3^1\times 5^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1697}}^1$

素因数の和:1778

約数の個数: 512

約数和(自身を含む): 81373593600

約数和(自身を除く): 60383400600

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 19, 20, 21, 24, 25, 28, 30, 31, 35, 38, 40, 42, 50, 56, 57, 60, 62, 70, 75, 76, 84, 93, 95, 100, 105, 114, 120, 124, 125, 133, 140, 150, 152, 155, 168, 175, 186, 190, 200, 210, 217, 228, 248, 250, 266, 280, 285, 300, 310, 350, 372, 375, 380, 399, 420, 434, 456, 465, 475, 500, 525, 532, 570, 589, 600, 620, 651, 665, 700, 744, 750, 760, 775, 798, 840, 868, 875, 930, 950, 1000, 1050, 1064, 1085, 1140, 1178, 1240, 1302, 1330, 1400, 1425, 1500, 1550, 1596, 1697, 1736, 1750, 1767, 1860, 1900, 1995, 2100, 2170, 2280, 2325, 2356, 2375, 2604, 2625, 2660, 2850, 2945, 3000, 3100, 3192, 3255, 3325, 3394, 3500, 3534, 3720, 3800, 3875, 3990, 4123, 4200, 4340, 4650, 4712, 4750, 5091, 5208, 5250, 5320, 5425, 5700, 5890, 6200, 6510, 6650, 6788, 7000, 7068, 7125, 7750, 7980, 8246, 8485, 8680, 8835, 9300, 9500, 9975, 10182, 10500, 10850, 11400, 11625, 11780, 11879, 12369, 13020, 13300, 13576, 14136, 14250, 14725, 15500, 15960, 16275, 16492, 16625, 16970, 17670, 18600, 19000, 19950, 20364, 20615, 21000, 21700, 23250, 23560, 23758, 24738, 25455, 26040, 26600, 27125, 28500, 29450, 31000, 32243, 32550, 32984, 33250, 33940, 35340, 35637, 39900, 40728, 41230, 42425, 43400, 44175, 46500, 47516, 49476, 49875, 50910, 52607, 54250, 57000, 58900, 59395, 61845, 64486, 65100, 66500, 67880, 70680, 71274, 73625, 79800, 81375, 82460, 84850, 88350, 93000, 95032, 96729, 98952, 99750, 101820, 103075, 105214, 108500, 117800, 118790, 123690, 127275, 128972, 130200, 133000, 142548, 147250, 157821, 161215, 162750, 164920, 169700, 176700, 178185, 193458, 199500, 203640, 206150, 210428, 212125, 217000, 220875, 225701, 237580, 247380, 254550, 257944, 263035, 285096, 294500, 296975, 309225, 315642, 322430, 325500, 339400, 353400, 356370, 368249, 386916, 399000, 412300, 420856, 424250, 441750, 451402, 475160, 483645, 494760, 509100, 515375, 526070, 589000, 593950, 618450, 631284, 636375, 644860, 651000, 677103, 712740, 736498, 773832, 789105, 806075, 824600, 848500, 883500, 890925, 902804, 967290, 999533, 1018200, 1030750, 1052140, 1104747, 1128505, 1187900, 1236900, 1262568, 1272750, 1289720, 1315175, 1354206, 1425480, 1472996, 1484875, 1546125, 1578210, 1612150, 1697000, 1767000, 1781850, 1805608, 1841245, 1934580, 1999066, 2061500, 2104280, 2209494, 2257010, 2375800, 2418225, 2473800, 2545500, 2630350, 2708412, 2945992, 2969750, 2998599, 3092250, 3156420, 3224300, 3385515, 3563700, 3682490, 3869160, 3945525, 3998132, 4030375, 4123000, 4418988, 4454625, 4514020, 4836450, 4997665, 5091000, 5260700, 5416824, 5523735, 5642525, 5939500, 5997198, 6184500, 6312840, 6448600, 6575875, 6771030, 6996731, 7127400, 7364980, 7891050, 7996264, 8060750, 8837976, 8909250, 9028040, 9206225, 9672900, 9995330, 10521400, 11047470, 11285050, 11879000, 11994396, 12091125, 12369000, 13151750, 13542060, 13993462, 14729960, 14992995, 15782100, 16121500, 16927575, 17818500, 18412450, 19345800, 19727625, 19990660, 20990193, 22094940, 22570100, 23988792, 24182250, 24988325, 26303500, 27084120, 27618675, 27986924, 28212625, 29985990, 31564200, 32243000, 33855150, 34983655, 35637000, 36824900, 39455250, 39981320, 41980386, 44189880, 45140200, 46031125, 48364500, 49976650, 52607000, 55237350, 55973848, 56425250, 59971980, 67710300, 69967310, 73649800, 74964975, 78910500, 83960772, 84637875, 92062250, 96729000, 99953300, 104950965, 110474700, 112850500, 119943960, 124941625, 135420600, 138093375, 139934620, 149929950, 157821000, 167921544, 169275750, 174918275, 184124500, 199906600, 209901930, 220949400, 225701000, 249883250, 276186750, 279869240, 299859900, 338551500, 349836550, 368249000, 374824875, 419803860, 499766500, 524754825, 552373500, 599719800, 677103000, 699673100, 749649750, 839607720, 874591375, 999533000, 1049509650, 1104747000, 1399346200, 1499299500, 1749182750, 2099019300, 2623774125, 2998599000, 3498365500, 4198038600, 5247548250, 6996731000, 10495096500, 20990193000]

約数ペア:

[(1, 20990193000), (2, 10495096500), (3, 6996731000), (4, 5247548250), (5, 4198038600), (6, 3498365500), (7, 2998599000), (8, 2623774125), (10, 2099019300), (12, 1749182750), (14, 1499299500), (15, 1399346200), (19, 1104747000), (20, 1049509650), (21, 999533000), (24, 874591375), (25, 839607720), (28, 749649750), (30, 699673100), (31, 677103000), (35, 599719800), (38, 552373500), (40, 524754825), (42, 499766500), (50, 419803860), (56, 374824875), (57, 368249000), (60, 349836550), (62, 338551500), (70, 299859900), (75, 279869240), (76, 276186750), (84, 249883250), (93, 225701000), (95, 220949400), (100, 209901930), (105, 199906600), (114, 184124500), (120, 174918275), (124, 169275750), (125, 167921544), (133, 157821000), (140, 149929950), (150, 139934620), (152, 138093375), (155, 135420600), (168, 124941625), (175, 119943960), (186, 112850500), (190, 110474700), (200, 104950965), (210, 99953300), (217, 96729000), (228, 92062250), (248, 84637875), (250, 83960772), (266, 78910500), (280, 74964975), (285, 73649800), (300, 69967310), (310, 67710300), (350, 59971980), (372, 56425250), (375, 55973848), (380, 55237350), (399, 52607000), (420, 49976650), (434, 48364500), (456, 46031125), (465, 45140200), (475, 44189880), (500, 41980386), (525, 39981320), (532, 39455250), (570, 36824900), (589, 35637000), (600, 34983655), (620, 33855150), (651, 32243000), (665, 31564200), (700, 29985990), (744, 28212625), (750, 27986924), (760, 27618675), (775, 27084120), (798, 26303500), (840, 24988325), (868, 24182250), (875, 23988792), (930, 22570100), (950, 22094940), (1000, 20990193), (1050, 19990660), (1064, 19727625), (1085, 19345800), (1140, 18412450), (1178, 17818500), (1240, 16927575), (1302, 16121500), (1330, 15782100), (1400, 14992995), (1425, 14729960), (1500, 13993462), (1550, 13542060), (1596, 13151750), (1697, 12369000), (1736, 12091125), (1750, 11994396), (1767, 11879000), (1860, 11285050), (1900, 11047470), (1995, 10521400), (2100, 9995330), (2170, 9672900), (2280, 9206225), (2325, 9028040), (2356, 8909250), (2375, 8837976), (2604, 8060750), (2625, 7996264), (2660, 7891050), (2850, 7364980), (2945, 7127400), (3000, 6996731), (3100, 6771030), (3192, 6575875), (3255, 6448600), (3325, 6312840), (3394, 6184500), (3500, 5997198), (3534, 5939500), (3720, 5642525), (3800, 5523735), (3875, 5416824), (3990, 5260700), (4123, 5091000), (4200, 4997665), (4340, 4836450), (4650, 4514020), (4712, 4454625), (4750, 4418988), (5091, 4123000), (5208, 4030375), (5250, 3998132), (5320, 3945525), (5425, 3869160), (5700, 3682490), (5890, 3563700), (6200, 3385515), (6510, 3224300), (6650, 3156420), (6788, 3092250), (7000, 2998599), (7068, 2969750), (7125, 2945992), (7750, 2708412), (7980, 2630350), (8246, 2545500), (8485, 2473800), (8680, 2418225), (8835, 2375800), (9300, 2257010), (9500, 2209494), (9975, 2104280), (10182, 2061500), (10500, 1999066), (10850, 1934580), (11400, 1841245), (11625, 1805608), (11780, 1781850), (11879, 1767000), (12369, 1697000), (13020, 1612150), (13300, 1578210), (13576, 1546125), (14136, 1484875), (14250, 1472996), (14725, 1425480), (15500, 1354206), (15960, 1315175), (16275, 1289720), (16492, 1272750), (16625, 1262568), (16970, 1236900), (17670, 1187900), (18600, 1128505), (19000, 1104747), (19950, 1052140), (20364, 1030750), (20615, 1018200), (21000, 999533), (21700, 967290), (23250, 902804), (23560, 890925), (23758, 883500), (24738, 848500), (25455, 824600), (26040, 806075), (26600, 789105), (27125, 773832), (28500, 736498), (29450, 712740), (31000, 677103), (32243, 651000), (32550, 644860), (32984, 636375), (33250, 631284), (33940, 618450), (35340, 593950), (35637, 589000), (39900, 526070), (40728, 515375), (41230, 509100), (42425, 494760), (43400, 483645), (44175, 475160), (46500, 451402), (47516, 441750), (49476, 424250), (49875, 420856), (50910, 412300), (52607, 399000), (54250, 386916), (57000, 368249), (58900, 356370), (59395, 353400), (61845, 339400), (64486, 325500), (65100, 322430), (66500, 315642), (67880, 309225), (70680, 296975), (71274, 294500), (73625, 285096), (79800, 263035), (81375, 257944), (82460, 254550), (84850, 247380), (88350, 237580), (93000, 225701), (95032, 220875), (96729, 217000), (98952, 212125), (99750, 210428), (101820, 206150), (103075, 203640), (105214, 199500), (108500, 193458), (117800, 178185), (118790, 176700), (123690, 169700), (127275, 164920), (128972, 162750), (130200, 161215), (133000, 157821), (142548, 147250)]