639573732

素因数分解:

$2^2\times 3^4\times 7^1\times {\mathrm{73}}^1\times {\mathrm{3863}}^1$

素因数の和:3959

約数の個数: 120

約数和(自身を含む): 1937502336

約数和(自身を除く): 1297928604

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 73, 81, 84, 108, 126, 146, 162, 189, 219, 252, 292, 324, 378, 438, 511, 567, 657, 756, 876, 1022, 1134, 1314, 1533, 1971, 2044, 2268, 2628, 3066, 3863, 3942, 4599, 5913, 6132, 7726, 7884, 9198, 11589, 11826, 13797, 15452, 18396, 23178, 23652, 27041, 27594, 34767, 41391, 46356, 54082, 55188, 69534, 81123, 82782, 104301, 108164, 139068, 162246, 165564, 208602, 243369, 281999, 312903, 324492, 417204, 486738, 563998, 625806, 730107, 845997, 973476, 1127996, 1251612, 1460214, 1691994, 1973993, 2190321, 2537991, 2920428, 3383988, 3947986, 4380642, 5075982, 5921979, 7613973, 7895972, 8761284, 10151964, 11843958, 15227946, 17765937, 22841919, 23687916, 30455892, 35531874, 45683838, 53297811, 71063748, 91367676, 106595622, 159893433, 213191244, 319786866, 639573732]

約数ペア:

[(1, 639573732), (2, 319786866), (3, 213191244), (4, 159893433), (6, 106595622), (7, 91367676), (9, 71063748), (12, 53297811), (14, 45683838), (18, 35531874), (21, 30455892), (27, 23687916), (28, 22841919), (36, 17765937), (42, 15227946), (54, 11843958), (63, 10151964), (73, 8761284), (81, 7895972), (84, 7613973), (108, 5921979), (126, 5075982), (146, 4380642), (162, 3947986), (189, 3383988), (219, 2920428), (252, 2537991), (292, 2190321), (324, 1973993), (378, 1691994), (438, 1460214), (511, 1251612), (567, 1127996), (657, 973476), (756, 845997), (876, 730107), (1022, 625806), (1134, 563998), (1314, 486738), (1533, 417204), (1971, 324492), (2044, 312903), (2268, 281999), (2628, 243369), (3066, 208602), (3863, 165564), (3942, 162246), (4599, 139068), (5913, 108164), (6132, 104301), (7726, 82782), (7884, 81123), (9198, 69534), (11589, 55188), (11826, 54082), (13797, 46356), (15452, 41391), (18396, 34767), (23178, 27594), (23652, 27041)]