About the Number

129381690

129381689 ← → 129381691

2進数表記:111101101100011010100111010

漢数字表記:一億二千九百三十八万千六百九十

素因数分解:

2 1 × 3 1 × 5 1 × 59 1 × 67 1 × 1091 1

素因数の和:1227
約数の個数: 64
約数和(自身を含む): 320785920
約数和(自身を除く): 191404230

約数列:
[1, 2, 3, 5, 6, 10, 15, 30, 59, 67, 118, 134, 177, 201, 295, 335, 354, 402, 590, 670, 885, 1005, 1091, 1770, 2010, 2182, 3273, 3953, 5455, 6546, 7906, 10910, 11859, 16365, 19765, 23718, 32730, 39530, 59295, 64369, 73097, 118590, 128738, 146194, 193107, 219291, 321845, 365485, 386214, 438582, 643690, 730970, 965535, 1096455, 1931070, 2192910, 4312723, 8625446, 12938169, 21563615, 25876338, 43127230, 64690845, 129381690]

約数ペア:
[(1, 129381690), (2, 64690845), (3, 43127230), (5, 25876338), (6, 21563615), (10, 12938169), (15, 8625446), (30, 4312723), (59, 2192910), (67, 1931070), (118, 1096455), (134, 965535), (177, 730970), (201, 643690), (295, 438582), (335, 386214), (354, 365485), (402, 321845), (590, 219291), (670, 193107), (885, 146194), (1005, 128738), (1091, 118590), (1770, 73097), (2010, 64369), (2182, 59295), (3273, 39530), (3953, 32730), (5455, 23718), (6546, 19765), (7906, 16365), (10910, 11859)]

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