About the Number

120821130

120821129 ← → 120821131

2進数表記:111001100111001010110001010

漢数字表記:一億二千八十二万千百三十

素因数分解:

2 1 × 3 2 × 5 1 × 313 1 × 4289 1

素因数の和:4615
約数の個数: 48
約数和(自身を含む): 315212040
約数和(自身を除く): 194390910

約数列:
[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 313, 626, 939, 1565, 1878, 2817, 3130, 4289, 4695, 5634, 8578, 9390, 12867, 14085, 21445, 25734, 28170, 38601, 42890, 64335, 77202, 128670, 193005, 386010, 1342457, 2684914, 4027371, 6712285, 8054742, 12082113, 13424570, 20136855, 24164226, 40273710, 60410565, 120821130]

約数ペア:
[(1, 120821130), (2, 60410565), (3, 40273710), (5, 24164226), (6, 20136855), (9, 13424570), (10, 12082113), (15, 8054742), (18, 6712285), (30, 4027371), (45, 2684914), (90, 1342457), (313, 386010), (626, 193005), (939, 128670), (1565, 77202), (1878, 64335), (2817, 42890), (3130, 38601), (4289, 28170), (4695, 25734), (5634, 21445), (8578, 14085), (9390, 12867)]

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