277247240

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{6883}}^1$

素因数の和:6966

約数の個数: 64

約数和(自身を含む): 669124800

約数和(自身を除く): 391877560

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 53, 76, 95, 106, 152, 190, 212, 265, 380, 424, 530, 760, 1007, 1060, 2014, 2120, 4028, 5035, 6883, 8056, 10070, 13766, 20140, 27532, 34415, 40280, 55064, 68830, 130777, 137660, 261554, 275320, 364799, 523108, 653885, 729598, 1046216, 1307770, 1459196, 1823995, 2615540, 2918392, 3647990, 5231080, 6931181, 7295980, 13862362, 14591960, 27724724, 34655905, 55449448, 69311810, 138623620, 277247240]

約数ペア:

[(1, 277247240), (2, 138623620), (4, 69311810), (5, 55449448), (8, 34655905), (10, 27724724), (19, 14591960), (20, 13862362), (38, 7295980), (40, 6931181), (53, 5231080), (76, 3647990), (95, 2918392), (106, 2615540), (152, 1823995), (190, 1459196), (212, 1307770), (265, 1046216), (380, 729598), (424, 653885), (530, 523108), (760, 364799), (1007, 275320), (1060, 261554), (2014, 137660), (2120, 130777), (4028, 68830), (5035, 55064), (6883, 40280), (8056, 34415), (10070, 27532), (13766, 20140)]