About the Number

129936720

129936719 ← → 129936721

2進数表記:111101111101010110101010000

漢数字表記:一億二千九百九十三万六千七百二十

素因数分解:

2 4 × 3 1 × 5 1 × 109 1 × 4967 1

素因数の和:5092
約数の個数: 80
約数和(自身を含む): 406581120
約数和(自身を除く): 276644400

約数列:
[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 109, 120, 218, 240, 327, 436, 545, 654, 872, 1090, 1308, 1635, 1744, 2180, 2616, 3270, 4360, 4967, 5232, 6540, 8720, 9934, 13080, 14901, 19868, 24835, 26160, 29802, 39736, 49670, 59604, 74505, 79472, 99340, 119208, 149010, 198680, 238416, 298020, 397360, 541403, 596040, 1082806, 1192080, 1624209, 2165612, 2707015, 3248418, 4331224, 5414030, 6496836, 8121045, 8662448, 10828060, 12993672, 16242090, 21656120, 25987344, 32484180, 43312240, 64968360, 129936720]

約数ペア:
[(1, 129936720), (2, 64968360), (3, 43312240), (4, 32484180), (5, 25987344), (6, 21656120), (8, 16242090), (10, 12993672), (12, 10828060), (15, 8662448), (16, 8121045), (20, 6496836), (24, 5414030), (30, 4331224), (40, 3248418), (48, 2707015), (60, 2165612), (80, 1624209), (109, 1192080), (120, 1082806), (218, 596040), (240, 541403), (327, 397360), (436, 298020), (545, 238416), (654, 198680), (872, 149010), (1090, 119208), (1308, 99340), (1635, 79472), (1744, 74505), (2180, 59604), (2616, 49670), (3270, 39736), (4360, 29802), (4967, 26160), (5232, 24835), (6540, 19868), (8720, 14901), (9934, 13080)]

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