About the Number

127898680

127898679 ← → 127898681

2進数表記:111100111111001010000111000

漢数字表記:一億二千七百八十九万八千六百八十

素因数分解:

2 3 × 5 1 × 7 1 × 13 1 × 41 1 × 857 1

素因数の和:929
約数の個数: 128
約数和(自身を含む): 363242880
約数和(自身を除く): 235344200

約数列:
[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 41, 52, 56, 65, 70, 82, 91, 104, 130, 140, 164, 182, 205, 260, 280, 287, 328, 364, 410, 455, 520, 533, 574, 728, 820, 857, 910, 1066, 1148, 1435, 1640, 1714, 1820, 2132, 2296, 2665, 2870, 3428, 3640, 3731, 4264, 4285, 5330, 5740, 5999, 6856, 7462, 8570, 10660, 11141, 11480, 11998, 14924, 17140, 18655, 21320, 22282, 23996, 29848, 29995, 34280, 35137, 37310, 44564, 47992, 55705, 59990, 70274, 74620, 77987, 89128, 111410, 119980, 140548, 149240, 155974, 175685, 222820, 239960, 245959, 281096, 311948, 351370, 389935, 445640, 456781, 491918, 623896, 702740, 779870, 913562, 983836, 1229795, 1405480, 1559740, 1827124, 1967672, 2283905, 2459590, 3119480, 3197467, 3654248, 4567810, 4919180, 6394934, 9135620, 9838360, 12789868, 15987335, 18271240, 25579736, 31974670, 63949340, 127898680]

約数ペア:
[(1, 127898680), (2, 63949340), (4, 31974670), (5, 25579736), (7, 18271240), (8, 15987335), (10, 12789868), (13, 9838360), (14, 9135620), (20, 6394934), (26, 4919180), (28, 4567810), (35, 3654248), (40, 3197467), (41, 3119480), (52, 2459590), (56, 2283905), (65, 1967672), (70, 1827124), (82, 1559740), (91, 1405480), (104, 1229795), (130, 983836), (140, 913562), (164, 779870), (182, 702740), (205, 623896), (260, 491918), (280, 456781), (287, 445640), (328, 389935), (364, 351370), (410, 311948), (455, 281096), (520, 245959), (533, 239960), (574, 222820), (728, 175685), (820, 155974), (857, 149240), (910, 140548), (1066, 119980), (1148, 111410), (1435, 89128), (1640, 77987), (1714, 74620), (1820, 70274), (2132, 59990), (2296, 55705), (2665, 47992), (2870, 44564), (3428, 37310), (3640, 35137), (3731, 34280), (4264, 29995), (4285, 29848), (5330, 23996), (5740, 22282), (5999, 21320), (6856, 18655), (7462, 17140), (8570, 14924), (10660, 11998), (11141, 11480)]

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