About the Number

129794640

129794639 ← → 129794641

2進数表記:111101111001000001001010000

漢数字表記:一億二千九百七十九万四千六百四十

素因数分解:

2 4 × 3 1 × 5 1 × 43 1 × 12577 1

素因数の和:12636
約数の個数: 80
約数和(自身を含む): 411753408
約数和(自身を除く): 281958768

約数列:
[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 43, 48, 60, 80, 86, 120, 129, 172, 215, 240, 258, 344, 430, 516, 645, 688, 860, 1032, 1290, 1720, 2064, 2580, 3440, 5160, 10320, 12577, 25154, 37731, 50308, 62885, 75462, 100616, 125770, 150924, 188655, 201232, 251540, 301848, 377310, 503080, 540811, 603696, 754620, 1006160, 1081622, 1509240, 1622433, 2163244, 2704055, 3018480, 3244866, 4326488, 5408110, 6489732, 8112165, 8652976, 10816220, 12979464, 16224330, 21632440, 25958928, 32448660, 43264880, 64897320, 129794640]

約数ペア:
[(1, 129794640), (2, 64897320), (3, 43264880), (4, 32448660), (5, 25958928), (6, 21632440), (8, 16224330), (10, 12979464), (12, 10816220), (15, 8652976), (16, 8112165), (20, 6489732), (24, 5408110), (30, 4326488), (40, 3244866), (43, 3018480), (48, 2704055), (60, 2163244), (80, 1622433), (86, 1509240), (120, 1081622), (129, 1006160), (172, 754620), (215, 603696), (240, 540811), (258, 503080), (344, 377310), (430, 301848), (516, 251540), (645, 201232), (688, 188655), (860, 150924), (1032, 125770), (1290, 100616), (1720, 75462), (2064, 62885), (2580, 50308), (3440, 37731), (5160, 25154), (10320, 12577)]

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