About the Number

129742860

129742859 ← → 129742861

2進数表記:111101110111011100000001100

漢数字表記:一億二千九百七十四万二千八百六十

素因数分解:

2 2 × 3 1 × 5 1 × 13 1 × 41 1 × 4057 1

素因数の和:4123
約数の個数: 96
約数和(自身を含む): 400865472
約数和(自身を除く): 271122612

約数列:
[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 41, 52, 60, 65, 78, 82, 123, 130, 156, 164, 195, 205, 246, 260, 390, 410, 492, 533, 615, 780, 820, 1066, 1230, 1599, 2132, 2460, 2665, 3198, 4057, 5330, 6396, 7995, 8114, 10660, 12171, 15990, 16228, 20285, 24342, 31980, 40570, 48684, 52741, 60855, 81140, 105482, 121710, 158223, 166337, 210964, 243420, 263705, 316446, 332674, 499011, 527410, 632892, 665348, 791115, 831685, 998022, 1054820, 1582230, 1663370, 1996044, 2162381, 2495055, 3164460, 3326740, 4324762, 4990110, 6487143, 8649524, 9980220, 10811905, 12974286, 21623810, 25948572, 32435715, 43247620, 64871430, 129742860]

約数ペア:
[(1, 129742860), (2, 64871430), (3, 43247620), (4, 32435715), (5, 25948572), (6, 21623810), (10, 12974286), (12, 10811905), (13, 9980220), (15, 8649524), (20, 6487143), (26, 4990110), (30, 4324762), (39, 3326740), (41, 3164460), (52, 2495055), (60, 2162381), (65, 1996044), (78, 1663370), (82, 1582230), (123, 1054820), (130, 998022), (156, 831685), (164, 791115), (195, 665348), (205, 632892), (246, 527410), (260, 499011), (390, 332674), (410, 316446), (492, 263705), (533, 243420), (615, 210964), (780, 166337), (820, 158223), (1066, 121710), (1230, 105482), (1599, 81140), (2132, 60855), (2460, 52741), (2665, 48684), (3198, 40570), (4057, 31980), (5330, 24342), (6396, 20285), (7995, 16228), (8114, 15990), (10660, 12171)]

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