2020099500

素因数分解:

$2^2\times 3^4\times 5^3\times {\mathrm{31}}^1\times {\mathrm{1609}}^1$

素因数の和:1671

約数の個数: 240

約数和(自身を含む): 6807440640

約数和(自身を除く): 4787341140

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 31, 36, 45, 50, 54, 60, 62, 75, 81, 90, 93, 100, 108, 124, 125, 135, 150, 155, 162, 180, 186, 225, 250, 270, 279, 300, 310, 324, 372, 375, 405, 450, 465, 500, 540, 558, 620, 675, 750, 775, 810, 837, 900, 930, 1116, 1125, 1350, 1395, 1500, 1550, 1609, 1620, 1674, 1860, 2025, 2250, 2325, 2511, 2700, 2790, 3100, 3218, 3348, 3375, 3875, 4050, 4185, 4500, 4650, 4827, 5022, 5580, 6436, 6750, 6975, 7750, 8045, 8100, 8370, 9300, 9654, 10044, 10125, 11625, 12555, 13500, 13950, 14481, 15500, 16090, 16740, 19308, 20250, 20925, 23250, 24135, 25110, 27900, 28962, 32180, 34875, 40225, 40500, 41850, 43443, 46500, 48270, 49879, 50220, 57924, 62775, 69750, 72405, 80450, 83700, 86886, 96540, 99758, 104625, 120675, 125550, 130329, 139500, 144810, 149637, 160900, 173772, 199516, 201125, 209250, 217215, 241350, 249395, 251100, 260658, 289620, 299274, 313875, 362025, 402250, 418500, 434430, 448911, 482700, 498790, 521316, 598548, 603375, 627750, 651645, 724050, 748185, 804500, 868860, 897822, 997580, 1086075, 1206750, 1246975, 1255500, 1303290, 1346733, 1448100, 1496370, 1795644, 1810125, 2172150, 2244555, 2413500, 2493950, 2606580, 2693466, 2992740, 3258225, 3620250, 3740925, 4040199, 4344300, 4489110, 4987900, 5386932, 5430375, 6234875, 6516450, 6733665, 7240500, 7481850, 8080398, 8978220, 10860750, 11222775, 12469750, 13032900, 13467330, 14963700, 16160796, 16291125, 18704625, 20200995, 21721500, 22445550, 24939500, 26934660, 32582250, 33668325, 37409250, 40401990, 44891100, 56113875, 65164500, 67336650, 74818500, 80803980, 101004975, 112227750, 134673300, 168341625, 202009950, 224455500, 336683250, 404019900, 505024875, 673366500, 1010049750, 2020099500]

約数ペア:

[(1, 2020099500), (2, 1010049750), (3, 673366500), (4, 505024875), (5, 404019900), (6, 336683250), (9, 224455500), (10, 202009950), (12, 168341625), (15, 134673300), (18, 112227750), (20, 101004975), (25, 80803980), (27, 74818500), (30, 67336650), (31, 65164500), (36, 56113875), (45, 44891100), (50, 40401990), (54, 37409250), (60, 33668325), (62, 32582250), (75, 26934660), (81, 24939500), (90, 22445550), (93, 21721500), (100, 20200995), (108, 18704625), (124, 16291125), (125, 16160796), (135, 14963700), (150, 13467330), (155, 13032900), (162, 12469750), (180, 11222775), (186, 10860750), (225, 8978220), (250, 8080398), (270, 7481850), (279, 7240500), (300, 6733665), (310, 6516450), (324, 6234875), (372, 5430375), (375, 5386932), (405, 4987900), (450, 4489110), (465, 4344300), (500, 4040199), (540, 3740925), (558, 3620250), (620, 3258225), (675, 2992740), (750, 2693466), (775, 2606580), (810, 2493950), (837, 2413500), (900, 2244555), (930, 2172150), (1116, 1810125), (1125, 1795644), (1350, 1496370), (1395, 1448100), (1500, 1346733), (1550, 1303290), (1609, 1255500), (1620, 1246975), (1674, 1206750), (1860, 1086075), (2025, 997580), (2250, 897822), (2325, 868860), (2511, 804500), (2700, 748185), (2790, 724050), (3100, 651645), (3218, 627750), (3348, 603375), (3375, 598548), (3875, 521316), (4050, 498790), (4185, 482700), (4500, 448911), (4650, 434430), (4827, 418500), (5022, 402250), (5580, 362025), (6436, 313875), (6750, 299274), (6975, 289620), (7750, 260658), (8045, 251100), (8100, 249395), (8370, 241350), (9300, 217215), (9654, 209250), (10044, 201125), (10125, 199516), (11625, 173772), (12555, 160900), (13500, 149637), (13950, 144810), (14481, 139500), (15500, 130329), (16090, 125550), (16740, 120675), (19308, 104625), (20250, 99758), (20925, 96540), (23250, 86886), (24135, 83700), (25110, 80450), (27900, 72405), (28962, 69750), (32180, 62775), (34875, 57924), (40225, 50220), (40500, 49879), (41850, 48270), (43443, 46500)]