About the Number

16908720

16908719 ← → 16908721

2進数表記:1000000100000000110110000

漢数字表記:千六百九十万八千七百二十

素因数分解:

2 4 × 3 1 × 5 1 × 47 1 × 1499 1

素因数の和:1562
約数の個数: 80
約数和(自身を含む): 53568000
約数和(自身を除く): 36659280

約数列:
[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 47, 48, 60, 80, 94, 120, 141, 188, 235, 240, 282, 376, 470, 564, 705, 752, 940, 1128, 1410, 1499, 1880, 2256, 2820, 2998, 3760, 4497, 5640, 5996, 7495, 8994, 11280, 11992, 14990, 17988, 22485, 23984, 29980, 35976, 44970, 59960, 70453, 71952, 89940, 119920, 140906, 179880, 211359, 281812, 352265, 359760, 422718, 563624, 704530, 845436, 1056795, 1127248, 1409060, 1690872, 2113590, 2818120, 3381744, 4227180, 5636240, 8454360, 16908720]

約数ペア:
[(1, 16908720), (2, 8454360), (3, 5636240), (4, 4227180), (5, 3381744), (6, 2818120), (8, 2113590), (10, 1690872), (12, 1409060), (15, 1127248), (16, 1056795), (20, 845436), (24, 704530), (30, 563624), (40, 422718), (47, 359760), (48, 352265), (60, 281812), (80, 211359), (94, 179880), (120, 140906), (141, 119920), (188, 89940), (235, 71952), (240, 70453), (282, 59960), (376, 44970), (470, 35976), (564, 29980), (705, 23984), (752, 22485), (940, 17988), (1128, 14990), (1410, 11992), (1499, 11280), (1880, 8994), (2256, 7495), (2820, 5996), (2998, 5640), (3760, 4497)]

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