299972008

素因数分解:

$2^3\times 7^1\times {\mathrm{89}}^1\times {\mathrm{139}}^1\times {\mathrm{433}}^1$

素因数の和:674

約数の個数: 64

約数和(自身を含む): 656208000

約数和(自身を除く): 356235992

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 89, 139, 178, 278, 356, 433, 556, 623, 712, 866, 973, 1112, 1246, 1732, 1946, 2492, 3031, 3464, 3892, 4984, 6062, 7784, 12124, 12371, 24248, 24742, 38537, 49484, 60187, 77074, 86597, 98968, 120374, 154148, 173194, 240748, 269759, 308296, 346388, 421309, 481496, 539518, 692776, 842618, 1079036, 1685236, 2158072, 3370472, 5356643, 10713286, 21426572, 37496501, 42853144, 74993002, 149986004, 299972008]

約数ペア:

[(1, 299972008), (2, 149986004), (4, 74993002), (7, 42853144), (8, 37496501), (14, 21426572), (28, 10713286), (56, 5356643), (89, 3370472), (139, 2158072), (178, 1685236), (278, 1079036), (356, 842618), (433, 692776), (556, 539518), (623, 481496), (712, 421309), (866, 346388), (973, 308296), (1112, 269759), (1246, 240748), (1732, 173194), (1946, 154148), (2492, 120374), (3031, 98968), (3464, 86597), (3892, 77074), (4984, 60187), (6062, 49484), (7784, 38537), (12124, 24742), (12371, 24248)]