About the Number

1316291220

1316291219 ← → 1316291221

2進数表記:1001110011101010000001010010100

漢数字表記:十三億千六百二十九万千二百二十

素因数分解:

2 2 × 3 2 × 5 1 × 2389 1 × 3061 1

素因数の和:5465
約数の個数: 72
約数和(自身を含む): 3995726280
約数和(自身を除く): 2679435060

約数列:
[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 2389, 3061, 4778, 6122, 7167, 9183, 9556, 11945, 12244, 14334, 15305, 18366, 21501, 23890, 27549, 28668, 30610, 35835, 36732, 43002, 45915, 47780, 55098, 61220, 71670, 86004, 91830, 107505, 110196, 137745, 143340, 183660, 215010, 275490, 430020, 550980, 7312729, 14625458, 21938187, 29250916, 36563645, 43876374, 65814561, 73127290, 87752748, 109690935, 131629122, 146254580, 219381870, 263258244, 329072805, 438763740, 658145610, 1316291220]

約数ペア:
[(1, 1316291220), (2, 658145610), (3, 438763740), (4, 329072805), (5, 263258244), (6, 219381870), (9, 146254580), (10, 131629122), (12, 109690935), (15, 87752748), (18, 73127290), (20, 65814561), (30, 43876374), (36, 36563645), (45, 29250916), (60, 21938187), (90, 14625458), (180, 7312729), (2389, 550980), (3061, 430020), (4778, 275490), (6122, 215010), (7167, 183660), (9183, 143340), (9556, 137745), (11945, 110196), (12244, 107505), (14334, 91830), (15305, 86004), (18366, 71670), (21501, 61220), (23890, 55098), (27549, 47780), (28668, 45915), (30610, 43002), (35835, 36732)]

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