About the Number

123378072

123378071 ← → 123378073

2進数表記:111010110101001100110011000

漢数字表記:一億二千三百三十七万八千七十二

素因数分解:

2 3 × 3 1 × 23 1 × 397 1 × 563 1

素因数の和:992
約数の個数: 64
約数和(自身を含む): 323239680
約数和(自身を除く): 199861608

約数列:
[1, 2, 3, 4, 6, 8, 12, 23, 24, 46, 69, 92, 138, 184, 276, 397, 552, 563, 794, 1126, 1191, 1588, 1689, 2252, 2382, 3176, 3378, 4504, 4764, 6756, 9131, 9528, 12949, 13512, 18262, 25898, 27393, 36524, 38847, 51796, 54786, 73048, 77694, 103592, 109572, 155388, 219144, 223511, 310776, 447022, 670533, 894044, 1341066, 1788088, 2682132, 5140753, 5364264, 10281506, 15422259, 20563012, 30844518, 41126024, 61689036, 123378072]

約数ペア:
[(1, 123378072), (2, 61689036), (3, 41126024), (4, 30844518), (6, 20563012), (8, 15422259), (12, 10281506), (23, 5364264), (24, 5140753), (46, 2682132), (69, 1788088), (92, 1341066), (138, 894044), (184, 670533), (276, 447022), (397, 310776), (552, 223511), (563, 219144), (794, 155388), (1126, 109572), (1191, 103592), (1588, 77694), (1689, 73048), (2252, 54786), (2382, 51796), (3176, 38847), (3378, 36524), (4504, 27393), (4764, 25898), (6756, 18262), (9131, 13512), (9528, 12949)]

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