215401144

素因数分解:

$2^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{977}}^1$

素因数の和:1148

約数の個数: 64

約数和(自身を含む): 480706560

約数和(自身を除く): 265305416

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 56, 62, 124, 127, 217, 248, 254, 434, 508, 868, 889, 977, 1016, 1736, 1778, 1954, 3556, 3908, 3937, 6839, 7112, 7816, 7874, 13678, 15748, 27356, 27559, 30287, 31496, 54712, 55118, 60574, 110236, 121148, 124079, 212009, 220472, 242296, 248158, 424018, 496316, 848036, 868553, 992632, 1696072, 1737106, 3474212, 3846449, 6948424, 7692898, 15385796, 26925143, 30771592, 53850286, 107700572, 215401144]

約数ペア:

[(1, 215401144), (2, 107700572), (4, 53850286), (7, 30771592), (8, 26925143), (14, 15385796), (28, 7692898), (31, 6948424), (56, 3846449), (62, 3474212), (124, 1737106), (127, 1696072), (217, 992632), (248, 868553), (254, 848036), (434, 496316), (508, 424018), (868, 248158), (889, 242296), (977, 220472), (1016, 212009), (1736, 124079), (1778, 121148), (1954, 110236), (3556, 60574), (3908, 55118), (3937, 54712), (6839, 31496), (7112, 30287), (7816, 27559), (7874, 27356), (13678, 15748)]