About the Number

388607072

388607071 ← → 388607073

2進数表記:10111001010011010110001100000

漢数字表記:三億八千八百六十万七千七十二

素因数分解:

2 5 × 7 1 × 31 1 × 191 1 × 293 1

素因数の和:532
約数の個数: 96
約数和(自身を含む): 910393344
約数和(自身を除く): 521786272

約数列:
[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 56, 62, 112, 124, 191, 217, 224, 248, 293, 382, 434, 496, 586, 764, 868, 992, 1172, 1337, 1528, 1736, 2051, 2344, 2674, 3056, 3472, 4102, 4688, 5348, 5921, 6112, 6944, 8204, 9083, 9376, 10696, 11842, 16408, 18166, 21392, 23684, 32816, 36332, 41447, 42784, 47368, 55963, 63581, 65632, 72664, 82894, 94736, 111926, 127162, 145328, 165788, 189472, 223852, 254324, 290656, 331576, 391741, 447704, 508648, 663152, 783482, 895408, 1017296, 1326304, 1566964, 1734853, 1790816, 2034592, 3133928, 3469706, 6267856, 6939412, 12143971, 12535712, 13878824, 24287942, 27757648, 48575884, 55515296, 97151768, 194303536, 388607072]

約数ペア:
[(1, 388607072), (2, 194303536), (4, 97151768), (7, 55515296), (8, 48575884), (14, 27757648), (16, 24287942), (28, 13878824), (31, 12535712), (32, 12143971), (56, 6939412), (62, 6267856), (112, 3469706), (124, 3133928), (191, 2034592), (217, 1790816), (224, 1734853), (248, 1566964), (293, 1326304), (382, 1017296), (434, 895408), (496, 783482), (586, 663152), (764, 508648), (868, 447704), (992, 391741), (1172, 331576), (1337, 290656), (1528, 254324), (1736, 223852), (2051, 189472), (2344, 165788), (2674, 145328), (3056, 127162), (3472, 111926), (4102, 94736), (4688, 82894), (5348, 72664), (5921, 65632), (6112, 63581), (6944, 55963), (8204, 47368), (9083, 42784), (9376, 41447), (10696, 36332), (11842, 32816), (16408, 23684), (18166, 21392)]

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