217466760

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{6997}}^1$

素因数の和:7055

約数の個数: 128

約数和(自身を含む): 765861120

約数和(自身を除く): 548394360

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 37, 40, 42, 56, 60, 70, 74, 84, 105, 111, 120, 140, 148, 168, 185, 210, 222, 259, 280, 296, 370, 420, 444, 518, 555, 740, 777, 840, 888, 1036, 1110, 1295, 1480, 1554, 2072, 2220, 2590, 3108, 3885, 4440, 5180, 6216, 6997, 7770, 10360, 13994, 15540, 20991, 27988, 31080, 34985, 41982, 48979, 55976, 69970, 83964, 97958, 104955, 139940, 146937, 167928, 195916, 209910, 244895, 258889, 279880, 293874, 391832, 419820, 489790, 517778, 587748, 734685, 776667, 839640, 979580, 1035556, 1175496, 1294445, 1469370, 1553334, 1812223, 1959160, 2071112, 2588890, 2938740, 3106668, 3624446, 3883335, 5177780, 5436669, 5877480, 6213336, 7248892, 7766670, 9061115, 10355560, 10873338, 14497784, 15533340, 18122230, 21746676, 27183345, 31066680, 36244460, 43493352, 54366690, 72488920, 108733380, 217466760]

約数ペア:

[(1, 217466760), (2, 108733380), (3, 72488920), (4, 54366690), (5, 43493352), (6, 36244460), (7, 31066680), (8, 27183345), (10, 21746676), (12, 18122230), (14, 15533340), (15, 14497784), (20, 10873338), (21, 10355560), (24, 9061115), (28, 7766670), (30, 7248892), (35, 6213336), (37, 5877480), (40, 5436669), (42, 5177780), (56, 3883335), (60, 3624446), (70, 3106668), (74, 2938740), (84, 2588890), (105, 2071112), (111, 1959160), (120, 1812223), (140, 1553334), (148, 1469370), (168, 1294445), (185, 1175496), (210, 1035556), (222, 979580), (259, 839640), (280, 776667), (296, 734685), (370, 587748), (420, 517778), (444, 489790), (518, 419820), (555, 391832), (740, 293874), (777, 279880), (840, 258889), (888, 244895), (1036, 209910), (1110, 195916), (1295, 167928), (1480, 146937), (1554, 139940), (2072, 104955), (2220, 97958), (2590, 83964), (3108, 69970), (3885, 55976), (4440, 48979), (5180, 41982), (6216, 34985), (6997, 31080), (7770, 27988), (10360, 20991), (13994, 15540)]