About the Number

15472980

15472979 ← → 15472981

2進数表記:111011000001100101010100

漢数字表記:千五百四十七万二千九百八十

素因数分解:

2 2 × 3 2 × 5 1 × 67 1 × 1283 1

素因数の和:1365
約数の個数: 72
約数和(自身を含む): 47672352
約数和(自身を除く): 32199372

約数列:
[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 67, 90, 134, 180, 201, 268, 335, 402, 603, 670, 804, 1005, 1206, 1283, 1340, 2010, 2412, 2566, 3015, 3849, 4020, 5132, 6030, 6415, 7698, 11547, 12060, 12830, 15396, 19245, 23094, 25660, 38490, 46188, 57735, 76980, 85961, 115470, 171922, 230940, 257883, 343844, 429805, 515766, 773649, 859610, 1031532, 1289415, 1547298, 1719220, 2578830, 3094596, 3868245, 5157660, 7736490, 15472980]

約数ペア:
[(1, 15472980), (2, 7736490), (3, 5157660), (4, 3868245), (5, 3094596), (6, 2578830), (9, 1719220), (10, 1547298), (12, 1289415), (15, 1031532), (18, 859610), (20, 773649), (30, 515766), (36, 429805), (45, 343844), (60, 257883), (67, 230940), (90, 171922), (134, 115470), (180, 85961), (201, 76980), (268, 57735), (335, 46188), (402, 38490), (603, 25660), (670, 23094), (804, 19245), (1005, 15396), (1206, 12830), (1283, 12060), (1340, 11547), (2010, 7698), (2412, 6415), (2566, 6030), (3015, 5132), (3849, 4020)]

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