19901190000

素因数分解:

$2^4\times 3^1\times 5^4\times {\mathrm{37}}^1\times {\mathrm{17929}}^1$

素因数の和:17997

約数の個数: 200

約数和(自身を含む): 65983690960

約数和(自身を除く): 46082500960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 37, 40, 48, 50, 60, 74, 75, 80, 100, 111, 120, 125, 148, 150, 185, 200, 222, 240, 250, 296, 300, 370, 375, 400, 444, 500, 555, 592, 600, 625, 740, 750, 888, 925, 1000, 1110, 1200, 1250, 1480, 1500, 1776, 1850, 1875, 2000, 2220, 2500, 2775, 2960, 3000, 3700, 3750, 4440, 4625, 5000, 5550, 6000, 7400, 7500, 8880, 9250, 10000, 11100, 13875, 14800, 15000, 17929, 18500, 22200, 23125, 27750, 30000, 35858, 37000, 44400, 46250, 53787, 55500, 69375, 71716, 74000, 89645, 92500, 107574, 111000, 138750, 143432, 179290, 185000, 215148, 222000, 268935, 277500, 286864, 358580, 370000, 430296, 448225, 537870, 555000, 663373, 717160, 860592, 896450, 1075740, 1110000, 1326746, 1344675, 1434320, 1792900, 1990119, 2151480, 2241125, 2653492, 2689350, 3316865, 3585800, 3980238, 4302960, 4482250, 5306984, 5378700, 6633730, 6723375, 7171600, 7960476, 8964500, 9950595, 10613968, 10757400, 11205625, 13267460, 13446750, 15920952, 16584325, 17929000, 19901190, 21514800, 22411250, 26534920, 26893500, 31841904, 33168650, 33616875, 35858000, 39802380, 44822500, 49752975, 53069840, 53787000, 66337300, 67233750, 79604760, 82921625, 89645000, 99505950, 107574000, 132674600, 134467500, 159209520, 165843250, 179290000, 199011900, 248764875, 265349200, 268935000, 331686500, 398023800, 414608125, 497529750, 537870000, 663373000, 796047600, 829216250, 995059500, 1243824375, 1326746000, 1658432500, 1990119000, 2487648750, 3316865000, 3980238000, 4975297500, 6633730000, 9950595000, 19901190000]

約数ペア:

[(1, 19901190000), (2, 9950595000), (3, 6633730000), (4, 4975297500), (5, 3980238000), (6, 3316865000), (8, 2487648750), (10, 1990119000), (12, 1658432500), (15, 1326746000), (16, 1243824375), (20, 995059500), (24, 829216250), (25, 796047600), (30, 663373000), (37, 537870000), (40, 497529750), (48, 414608125), (50, 398023800), (60, 331686500), (74, 268935000), (75, 265349200), (80, 248764875), (100, 199011900), (111, 179290000), (120, 165843250), (125, 159209520), (148, 134467500), (150, 132674600), (185, 107574000), (200, 99505950), (222, 89645000), (240, 82921625), (250, 79604760), (296, 67233750), (300, 66337300), (370, 53787000), (375, 53069840), (400, 49752975), (444, 44822500), (500, 39802380), (555, 35858000), (592, 33616875), (600, 33168650), (625, 31841904), (740, 26893500), (750, 26534920), (888, 22411250), (925, 21514800), (1000, 19901190), (1110, 17929000), (1200, 16584325), (1250, 15920952), (1480, 13446750), (1500, 13267460), (1776, 11205625), (1850, 10757400), (1875, 10613968), (2000, 9950595), (2220, 8964500), (2500, 7960476), (2775, 7171600), (2960, 6723375), (3000, 6633730), (3700, 5378700), (3750, 5306984), (4440, 4482250), (4625, 4302960), (5000, 3980238), (5550, 3585800), (6000, 3316865), (7400, 2689350), (7500, 2653492), (8880, 2241125), (9250, 2151480), (10000, 1990119), (11100, 1792900), (13875, 1434320), (14800, 1344675), (15000, 1326746), (17929, 1110000), (18500, 1075740), (22200, 896450), (23125, 860592), (27750, 717160), (30000, 663373), (35858, 555000), (37000, 537870), (44400, 448225), (46250, 430296), (53787, 370000), (55500, 358580), (69375, 286864), (71716, 277500), (74000, 268935), (89645, 222000), (92500, 215148), (107574, 185000), (111000, 179290), (138750, 143432)]