About the Number

289672080

289672079 ← → 289672081

2進数表記:10001010001000000101110010000

漢数字表記:二億八千九百六十七万二千八十

素因数分解:

2 4 × 3 1 × 5 1 × 43 1 × 28069 1

素因数の和:28128
約数の個数: 80
約数和(自身を含む): 918899520
約数和(自身を除く): 629227440

約数列:
[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 43, 48, 60, 80, 86, 120, 129, 172, 215, 240, 258, 344, 430, 516, 645, 688, 860, 1032, 1290, 1720, 2064, 2580, 3440, 5160, 10320, 28069, 56138, 84207, 112276, 140345, 168414, 224552, 280690, 336828, 421035, 449104, 561380, 673656, 842070, 1122760, 1206967, 1347312, 1684140, 2245520, 2413934, 3368280, 3620901, 4827868, 6034835, 6736560, 7241802, 9655736, 12069670, 14483604, 18104505, 19311472, 24139340, 28967208, 36209010, 48278680, 57934416, 72418020, 96557360, 144836040, 289672080]

約数ペア:
[(1, 289672080), (2, 144836040), (3, 96557360), (4, 72418020), (5, 57934416), (6, 48278680), (8, 36209010), (10, 28967208), (12, 24139340), (15, 19311472), (16, 18104505), (20, 14483604), (24, 12069670), (30, 9655736), (40, 7241802), (43, 6736560), (48, 6034835), (60, 4827868), (80, 3620901), (86, 3368280), (120, 2413934), (129, 2245520), (172, 1684140), (215, 1347312), (240, 1206967), (258, 1122760), (344, 842070), (430, 673656), (516, 561380), (645, 449104), (688, 421035), (860, 336828), (1032, 280690), (1290, 224552), (1720, 168414), (2064, 140345), (2580, 112276), (3440, 84207), (5160, 56138), (10320, 28069)]

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