228890360

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{197}}^1\times {\mathrm{937}}^1$

素因数の和:1176

約数の個数: 64

約数和(自身を含む): 534885120

約数和(自身を除く): 305994760

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 197, 248, 310, 394, 620, 788, 937, 985, 1240, 1576, 1874, 1970, 3748, 3940, 4685, 6107, 7496, 7880, 9370, 12214, 18740, 24428, 29047, 30535, 37480, 48856, 58094, 61070, 116188, 122140, 145235, 184589, 232376, 244280, 290470, 369178, 580940, 738356, 922945, 1161880, 1476712, 1845890, 3691780, 5722259, 7383560, 11444518, 22889036, 28611295, 45778072, 57222590, 114445180, 228890360]

約数ペア:

[(1, 228890360), (2, 114445180), (4, 57222590), (5, 45778072), (8, 28611295), (10, 22889036), (20, 11444518), (31, 7383560), (40, 5722259), (62, 3691780), (124, 1845890), (155, 1476712), (197, 1161880), (248, 922945), (310, 738356), (394, 580940), (620, 369178), (788, 290470), (937, 244280), (985, 232376), (1240, 184589), (1576, 145235), (1874, 122140), (1970, 116188), (3748, 61070), (3940, 58094), (4685, 48856), (6107, 37480), (7496, 30535), (7880, 29047), (9370, 24428), (12214, 18740)]