81973500

素因数分解:

$2^2\times 3^1\times 5^3\times 7^1\times {\mathrm{37}}^1\times {\mathrm{211}}^1$

素因数の和:277

約数の個数: 192

約数和(自身を含む): 281508864

約数和(自身を除く): 199535364

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 37, 42, 50, 60, 70, 74, 75, 84, 100, 105, 111, 125, 140, 148, 150, 175, 185, 210, 211, 222, 250, 259, 300, 350, 370, 375, 420, 422, 444, 500, 518, 525, 555, 633, 700, 740, 750, 777, 844, 875, 925, 1036, 1050, 1055, 1110, 1266, 1295, 1477, 1500, 1554, 1750, 1850, 2100, 2110, 2220, 2532, 2590, 2625, 2775, 2954, 3108, 3165, 3500, 3700, 3885, 4220, 4431, 4625, 5180, 5250, 5275, 5550, 5908, 6330, 6475, 7385, 7770, 7807, 8862, 9250, 10500, 10550, 11100, 12660, 12950, 13875, 14770, 15540, 15614, 15825, 17724, 18500, 19425, 21100, 22155, 23421, 25900, 26375, 27750, 29540, 31228, 31650, 32375, 36925, 38850, 39035, 44310, 46842, 52750, 54649, 55500, 63300, 64750, 73850, 77700, 78070, 79125, 88620, 93684, 97125, 105500, 109298, 110775, 117105, 129500, 147700, 156140, 158250, 163947, 184625, 194250, 195175, 218596, 221550, 234210, 273245, 316500, 327894, 369250, 388500, 390350, 443100, 468420, 546490, 553875, 585525, 655788, 738500, 780700, 819735, 975875, 1092980, 1107750, 1171050, 1366225, 1639470, 1951750, 2215500, 2342100, 2732450, 2927625, 3278940, 3903500, 4098675, 5464900, 5855250, 6831125, 8197350, 11710500, 13662250, 16394700, 20493375, 27324500, 40986750, 81973500]

約数ペア:

[(1, 81973500), (2, 40986750), (3, 27324500), (4, 20493375), (5, 16394700), (6, 13662250), (7, 11710500), (10, 8197350), (12, 6831125), (14, 5855250), (15, 5464900), (20, 4098675), (21, 3903500), (25, 3278940), (28, 2927625), (30, 2732450), (35, 2342100), (37, 2215500), (42, 1951750), (50, 1639470), (60, 1366225), (70, 1171050), (74, 1107750), (75, 1092980), (84, 975875), (100, 819735), (105, 780700), (111, 738500), (125, 655788), (140, 585525), (148, 553875), (150, 546490), (175, 468420), (185, 443100), (210, 390350), (211, 388500), (222, 369250), (250, 327894), (259, 316500), (300, 273245), (350, 234210), (370, 221550), (375, 218596), (420, 195175), (422, 194250), (444, 184625), (500, 163947), (518, 158250), (525, 156140), (555, 147700), (633, 129500), (700, 117105), (740, 110775), (750, 109298), (777, 105500), (844, 97125), (875, 93684), (925, 88620), (1036, 79125), (1050, 78070), (1055, 77700), (1110, 73850), (1266, 64750), (1295, 63300), (1477, 55500), (1500, 54649), (1554, 52750), (1750, 46842), (1850, 44310), (2100, 39035), (2110, 38850), (2220, 36925), (2532, 32375), (2590, 31650), (2625, 31228), (2775, 29540), (2954, 27750), (3108, 26375), (3165, 25900), (3500, 23421), (3700, 22155), (3885, 21100), (4220, 19425), (4431, 18500), (4625, 17724), (5180, 15825), (5250, 15614), (5275, 15540), (5550, 14770), (5908, 13875), (6330, 12950), (6475, 12660), (7385, 11100), (7770, 10550), (7807, 10500), (8862, 9250)]