About the Number

129240480

129240479 ← → 129240481

2進数表記:111101101000000110110100000

漢数字表記:一億二千九百二十四万四百八十

素因数分解:

2 5 × 3 1 × 5 1 × 269251 1

素因数の和:269269
約数の個数: 48
約数和(自身を含む): 407109024
約数和(自身を除く): 277868544

約数列:
[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 269251, 538502, 807753, 1077004, 1346255, 1615506, 2154008, 2692510, 3231012, 4038765, 4308016, 5385020, 6462024, 8077530, 8616032, 10770040, 12924048, 16155060, 21540080, 25848096, 32310120, 43080160, 64620240, 129240480]

約数ペア:
[(1, 129240480), (2, 64620240), (3, 43080160), (4, 32310120), (5, 25848096), (6, 21540080), (8, 16155060), (10, 12924048), (12, 10770040), (15, 8616032), (16, 8077530), (20, 6462024), (24, 5385020), (30, 4308016), (32, 4038765), (40, 3231012), (48, 2692510), (60, 2154008), (80, 1615506), (96, 1346255), (120, 1077004), (160, 807753), (240, 538502), (480, 269251)]

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