About the Number

129007008

129007007 ← → 129007009

2進数表記:111101100000111110110100000

漢数字表記:一億二千九百万七千八

素因数分解:

2 5 × 3 2 × 13 1 × 34457 1

素因数の和:34486
約数の個数: 72
約数和(自身を含む): 395095428
約数和(自身を除く): 266088420

約数列:
[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 32, 36, 39, 48, 52, 72, 78, 96, 104, 117, 144, 156, 208, 234, 288, 312, 416, 468, 624, 936, 1248, 1872, 3744, 34457, 68914, 103371, 137828, 206742, 275656, 310113, 413484, 447941, 551312, 620226, 826968, 895882, 1102624, 1240452, 1343823, 1653936, 1791764, 2480904, 2687646, 3307872, 3583528, 4031469, 4961808, 5375292, 7167056, 8062938, 9923616, 10750584, 14334112, 16125876, 21501168, 32251752, 43002336, 64503504, 129007008]

約数ペア:
[(1, 129007008), (2, 64503504), (3, 43002336), (4, 32251752), (6, 21501168), (8, 16125876), (9, 14334112), (12, 10750584), (13, 9923616), (16, 8062938), (18, 7167056), (24, 5375292), (26, 4961808), (32, 4031469), (36, 3583528), (39, 3307872), (48, 2687646), (52, 2480904), (72, 1791764), (78, 1653936), (96, 1343823), (104, 1240452), (117, 1102624), (144, 895882), (156, 826968), (208, 620226), (234, 551312), (288, 447941), (312, 413484), (416, 310113), (468, 275656), (624, 206742), (936, 137828), (1248, 103371), (1872, 68914), (3744, 34457)]

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