About the Number

138782520

138782519 ← → 138782521

2進数表記:1000010001011010011100111000

漢数字表記:一億三千八百七十八万二千五百二十

素因数分解:

2 3 × 3 2 × 5 1 × 239 1 × 1613 1

素因数の和:1869
約数の個数: 96
約数和(自身を含む): 453211200
約数和(自身を除く): 314428680

約数列:
[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 239, 360, 478, 717, 956, 1195, 1434, 1613, 1912, 2151, 2390, 2868, 3226, 3585, 4302, 4780, 4839, 5736, 6452, 7170, 8065, 8604, 9560, 9678, 10755, 12904, 14340, 14517, 16130, 17208, 19356, 21510, 24195, 28680, 29034, 32260, 38712, 43020, 48390, 58068, 64520, 72585, 86040, 96780, 116136, 145170, 193560, 290340, 385507, 580680, 771014, 1156521, 1542028, 1927535, 2313042, 3084056, 3469563, 3855070, 4626084, 5782605, 6939126, 7710140, 9252168, 11565210, 13878252, 15420280, 17347815, 23130420, 27756504, 34695630, 46260840, 69391260, 138782520]

約数ペア:
[(1, 138782520), (2, 69391260), (3, 46260840), (4, 34695630), (5, 27756504), (6, 23130420), (8, 17347815), (9, 15420280), (10, 13878252), (12, 11565210), (15, 9252168), (18, 7710140), (20, 6939126), (24, 5782605), (30, 4626084), (36, 3855070), (40, 3469563), (45, 3084056), (60, 2313042), (72, 1927535), (90, 1542028), (120, 1156521), (180, 771014), (239, 580680), (360, 385507), (478, 290340), (717, 193560), (956, 145170), (1195, 116136), (1434, 96780), (1613, 86040), (1912, 72585), (2151, 64520), (2390, 58068), (2868, 48390), (3226, 43020), (3585, 38712), (4302, 32260), (4780, 29034), (4839, 28680), (5736, 24195), (6452, 21510), (7170, 19356), (8065, 17208), (8604, 16130), (9560, 14517), (9678, 14340), (10755, 12904)]

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