About the Number

127129680

127129679 ← → 127129681

2進数表記:111100100111101100001010000

漢数字表記:一億二千七百十二万九千六百八十

素因数分解:

2 4 × 3 2 × 5 1 × 317 1 × 557 1

素因数の和:893
約数の個数: 120
約数和(自身を含む): 429059592
約数和(自身を除く): 301929912

約数列:
[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 317, 360, 557, 634, 720, 951, 1114, 1268, 1585, 1671, 1902, 2228, 2536, 2785, 2853, 3170, 3342, 3804, 4456, 4755, 5013, 5072, 5570, 5706, 6340, 6684, 7608, 8355, 8912, 9510, 10026, 11140, 11412, 12680, 13368, 14265, 15216, 16710, 19020, 20052, 22280, 22824, 25065, 25360, 26736, 28530, 33420, 38040, 40104, 44560, 45648, 50130, 57060, 66840, 76080, 80208, 100260, 114120, 133680, 176569, 200520, 228240, 353138, 401040, 529707, 706276, 882845, 1059414, 1412552, 1589121, 1765690, 2118828, 2648535, 2825104, 3178242, 3531380, 4237656, 5297070, 6356484, 7062760, 7945605, 8475312, 10594140, 12712968, 14125520, 15891210, 21188280, 25425936, 31782420, 42376560, 63564840, 127129680]

約数ペア:
[(1, 127129680), (2, 63564840), (3, 42376560), (4, 31782420), (5, 25425936), (6, 21188280), (8, 15891210), (9, 14125520), (10, 12712968), (12, 10594140), (15, 8475312), (16, 7945605), (18, 7062760), (20, 6356484), (24, 5297070), (30, 4237656), (36, 3531380), (40, 3178242), (45, 2825104), (48, 2648535), (60, 2118828), (72, 1765690), (80, 1589121), (90, 1412552), (120, 1059414), (144, 882845), (180, 706276), (240, 529707), (317, 401040), (360, 353138), (557, 228240), (634, 200520), (720, 176569), (951, 133680), (1114, 114120), (1268, 100260), (1585, 80208), (1671, 76080), (1902, 66840), (2228, 57060), (2536, 50130), (2785, 45648), (2853, 44560), (3170, 40104), (3342, 38040), (3804, 33420), (4456, 28530), (4755, 26736), (5013, 25360), (5072, 25065), (5570, 22824), (5706, 22280), (6340, 20052), (6684, 19020), (7608, 16710), (8355, 15216), (8912, 14265), (9510, 13368), (10026, 12680), (11140, 11412)]

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