205071300

素因数分解:

$2^2\times 3^2\times 5^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{757}}^1$

素因数の和:827

約数の個数: 216

約数和(自身を含む): 752687936

約数和(自身を除く): 547616636

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 25, 28, 30, 35, 36, 42, 43, 45, 50, 60, 63, 70, 75, 84, 86, 90, 100, 105, 126, 129, 140, 150, 172, 175, 180, 210, 215, 225, 252, 258, 300, 301, 315, 350, 387, 420, 430, 450, 516, 525, 602, 630, 645, 700, 757, 774, 860, 900, 903, 1050, 1075, 1204, 1260, 1290, 1505, 1514, 1548, 1575, 1806, 1935, 2100, 2150, 2271, 2580, 2709, 3010, 3028, 3150, 3225, 3612, 3785, 3870, 4300, 4515, 4542, 5299, 5418, 6020, 6300, 6450, 6813, 7525, 7570, 7740, 9030, 9084, 9675, 10598, 10836, 11355, 12900, 13545, 13626, 15050, 15140, 15897, 18060, 18925, 19350, 21196, 22575, 22710, 26495, 27090, 27252, 30100, 31794, 32551, 34065, 37850, 38700, 45150, 45420, 47691, 52990, 54180, 56775, 63588, 65102, 67725, 68130, 75700, 79485, 90300, 95382, 97653, 105980, 113550, 130204, 132475, 135450, 136260, 158970, 162755, 170325, 190764, 195306, 227100, 227857, 238455, 264950, 270900, 292959, 317940, 325510, 340650, 390612, 397425, 455714, 476910, 488265, 529900, 585918, 651020, 681300, 683571, 794850, 813775, 911428, 953820, 976530, 1139285, 1171836, 1192275, 1367142, 1464795, 1589700, 1627550, 1953060, 2050713, 2278570, 2384550, 2441325, 2734284, 2929590, 3255100, 3417855, 4101426, 4557140, 4769100, 4882650, 5696425, 5859180, 6835710, 7323975, 8202852, 9765300, 10253565, 11392850, 13671420, 14647950, 17089275, 20507130, 22785700, 29295900, 34178550, 41014260, 51267825, 68357100, 102535650, 205071300]

約数ペア:

[(1, 205071300), (2, 102535650), (3, 68357100), (4, 51267825), (5, 41014260), (6, 34178550), (7, 29295900), (9, 22785700), (10, 20507130), (12, 17089275), (14, 14647950), (15, 13671420), (18, 11392850), (20, 10253565), (21, 9765300), (25, 8202852), (28, 7323975), (30, 6835710), (35, 5859180), (36, 5696425), (42, 4882650), (43, 4769100), (45, 4557140), (50, 4101426), (60, 3417855), (63, 3255100), (70, 2929590), (75, 2734284), (84, 2441325), (86, 2384550), (90, 2278570), (100, 2050713), (105, 1953060), (126, 1627550), (129, 1589700), (140, 1464795), (150, 1367142), (172, 1192275), (175, 1171836), (180, 1139285), (210, 976530), (215, 953820), (225, 911428), (252, 813775), (258, 794850), (300, 683571), (301, 681300), (315, 651020), (350, 585918), (387, 529900), (420, 488265), (430, 476910), (450, 455714), (516, 397425), (525, 390612), (602, 340650), (630, 325510), (645, 317940), (700, 292959), (757, 270900), (774, 264950), (860, 238455), (900, 227857), (903, 227100), (1050, 195306), (1075, 190764), (1204, 170325), (1260, 162755), (1290, 158970), (1505, 136260), (1514, 135450), (1548, 132475), (1575, 130204), (1806, 113550), (1935, 105980), (2100, 97653), (2150, 95382), (2271, 90300), (2580, 79485), (2709, 75700), (3010, 68130), (3028, 67725), (3150, 65102), (3225, 63588), (3612, 56775), (3785, 54180), (3870, 52990), (4300, 47691), (4515, 45420), (4542, 45150), (5299, 38700), (5418, 37850), (6020, 34065), (6300, 32551), (6450, 31794), (6813, 30100), (7525, 27252), (7570, 27090), (7740, 26495), (9030, 22710), (9084, 22575), (9675, 21196), (10598, 19350), (10836, 18925), (11355, 18060), (12900, 15897), (13545, 15140), (13626, 15050)]