About the Number

149202380

149202379 ← → 149202381

2進数表記:1000111001001010010111001100

漢数字表記:一億四千九百二十万二千三百八十

素因数分解:

2 2 × 5 1 × 23 1 × 31 1 × 10463 1

素因数の和:10526
約数の個数: 48
約数和(自身を含む): 337526784
約数和(自身を除く): 188324404

約数列:
[1, 2, 4, 5, 10, 20, 23, 31, 46, 62, 92, 115, 124, 155, 230, 310, 460, 620, 713, 1426, 2852, 3565, 7130, 10463, 14260, 20926, 41852, 52315, 104630, 209260, 240649, 324353, 481298, 648706, 962596, 1203245, 1297412, 1621765, 2406490, 3243530, 4812980, 6487060, 7460119, 14920238, 29840476, 37300595, 74601190, 149202380]

約数ペア:
[(1, 149202380), (2, 74601190), (4, 37300595), (5, 29840476), (10, 14920238), (20, 7460119), (23, 6487060), (31, 4812980), (46, 3243530), (62, 2406490), (92, 1621765), (115, 1297412), (124, 1203245), (155, 962596), (230, 648706), (310, 481298), (460, 324353), (620, 240649), (713, 209260), (1426, 104630), (2852, 52315), (3565, 41852), (7130, 20926), (10463, 14260)]

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