205771440

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{2311}}^1$

素因数の和:2387

約数の個数: 160

約数和(自身を含む): 743095296

約数和(自身を除く): 537323856

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 53, 56, 60, 70, 80, 84, 105, 106, 112, 120, 140, 159, 168, 210, 212, 240, 265, 280, 318, 336, 371, 420, 424, 530, 560, 636, 742, 795, 840, 848, 1060, 1113, 1272, 1484, 1590, 1680, 1855, 2120, 2226, 2311, 2544, 2968, 3180, 3710, 4240, 4452, 4622, 5565, 5936, 6360, 6933, 7420, 8904, 9244, 11130, 11555, 12720, 13866, 14840, 16177, 17808, 18488, 22260, 23110, 27732, 29680, 32354, 34665, 36976, 44520, 46220, 48531, 55464, 64708, 69330, 80885, 89040, 92440, 97062, 110928, 122483, 129416, 138660, 161770, 184880, 194124, 242655, 244966, 258832, 277320, 323540, 367449, 388248, 485310, 489932, 554640, 612415, 647080, 734898, 776496, 857381, 970620, 979864, 1224830, 1294160, 1469796, 1714762, 1837245, 1941240, 1959728, 2449660, 2572143, 2939592, 3429524, 3674490, 3882480, 4286905, 4899320, 5144286, 5879184, 6859048, 7348980, 8573810, 9798640, 10288572, 12860715, 13718096, 14697960, 17147620, 20577144, 25721430, 29395920, 34295240, 41154288, 51442860, 68590480, 102885720, 205771440]

約数ペア:

[(1, 205771440), (2, 102885720), (3, 68590480), (4, 51442860), (5, 41154288), (6, 34295240), (7, 29395920), (8, 25721430), (10, 20577144), (12, 17147620), (14, 14697960), (15, 13718096), (16, 12860715), (20, 10288572), (21, 9798640), (24, 8573810), (28, 7348980), (30, 6859048), (35, 5879184), (40, 5144286), (42, 4899320), (48, 4286905), (53, 3882480), (56, 3674490), (60, 3429524), (70, 2939592), (80, 2572143), (84, 2449660), (105, 1959728), (106, 1941240), (112, 1837245), (120, 1714762), (140, 1469796), (159, 1294160), (168, 1224830), (210, 979864), (212, 970620), (240, 857381), (265, 776496), (280, 734898), (318, 647080), (336, 612415), (371, 554640), (420, 489932), (424, 485310), (530, 388248), (560, 367449), (636, 323540), (742, 277320), (795, 258832), (840, 244966), (848, 242655), (1060, 194124), (1113, 184880), (1272, 161770), (1484, 138660), (1590, 129416), (1680, 122483), (1855, 110928), (2120, 97062), (2226, 92440), (2311, 89040), (2544, 80885), (2968, 69330), (3180, 64708), (3710, 55464), (4240, 48531), (4452, 46220), (4622, 44520), (5565, 36976), (5936, 34665), (6360, 32354), (6933, 29680), (7420, 27732), (8904, 23110), (9244, 22260), (11130, 18488), (11555, 17808), (12720, 16177), (13866, 14840)]