About the Number

129072432

129072431 ← → 129072433

2進数表記:111101100010111110100110000

漢数字表記:一億二千九百七万二千四百三十二

素因数分解:

2 4 × 3 1 × 17 1 × 367 1 × 431 1

素因数の和:826
約数の個数: 80
約数和(自身を含む): 354834432
約数和(自身を除く): 225762000

約数列:
[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 34, 48, 51, 68, 102, 136, 204, 272, 367, 408, 431, 734, 816, 862, 1101, 1293, 1468, 1724, 2202, 2586, 2936, 3448, 4404, 5172, 5872, 6239, 6896, 7327, 8808, 10344, 12478, 14654, 17616, 18717, 20688, 21981, 24956, 29308, 37434, 43962, 49912, 58616, 74868, 87924, 99824, 117232, 149736, 158177, 175848, 299472, 316354, 351696, 474531, 632708, 949062, 1265416, 1898124, 2530832, 2689009, 3796248, 5378018, 7592496, 8067027, 10756036, 16134054, 21512072, 32268108, 43024144, 64536216, 129072432]

約数ペア:
[(1, 129072432), (2, 64536216), (3, 43024144), (4, 32268108), (6, 21512072), (8, 16134054), (12, 10756036), (16, 8067027), (17, 7592496), (24, 5378018), (34, 3796248), (48, 2689009), (51, 2530832), (68, 1898124), (102, 1265416), (136, 949062), (204, 632708), (272, 474531), (367, 351696), (408, 316354), (431, 299472), (734, 175848), (816, 158177), (862, 149736), (1101, 117232), (1293, 99824), (1468, 87924), (1724, 74868), (2202, 58616), (2586, 49912), (2936, 43962), (3448, 37434), (4404, 29308), (5172, 24956), (5872, 21981), (6239, 20688), (6896, 18717), (7327, 17616), (8808, 14654), (10344, 12478)]

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