About the Number

72685020

72685019 ← → 72685021

2進数表記:100010101010001010111011100

漢数字表記:七千二百六十八万五千二十

素因数分解:

2 2 × 3 1 × 5 1 × 29 1 × 37 1 × 1129 1

素因数の和:1207
約数の個数: 96
約数和(自身を含む): 216417600
約数和(自身を除く): 143732580

約数列:
[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 29, 30, 37, 58, 60, 74, 87, 111, 116, 145, 148, 174, 185, 222, 290, 348, 370, 435, 444, 555, 580, 740, 870, 1073, 1110, 1129, 1740, 2146, 2220, 2258, 3219, 3387, 4292, 4516, 5365, 5645, 6438, 6774, 10730, 11290, 12876, 13548, 16095, 16935, 21460, 22580, 32190, 32741, 33870, 41773, 64380, 65482, 67740, 83546, 98223, 125319, 130964, 163705, 167092, 196446, 208865, 250638, 327410, 392892, 417730, 491115, 501276, 626595, 654820, 835460, 982230, 1211417, 1253190, 1964460, 2422834, 2506380, 3634251, 4845668, 6057085, 7268502, 12114170, 14537004, 18171255, 24228340, 36342510, 72685020]

約数ペア:
[(1, 72685020), (2, 36342510), (3, 24228340), (4, 18171255), (5, 14537004), (6, 12114170), (10, 7268502), (12, 6057085), (15, 4845668), (20, 3634251), (29, 2506380), (30, 2422834), (37, 1964460), (58, 1253190), (60, 1211417), (74, 982230), (87, 835460), (111, 654820), (116, 626595), (145, 501276), (148, 491115), (174, 417730), (185, 392892), (222, 327410), (290, 250638), (348, 208865), (370, 196446), (435, 167092), (444, 163705), (555, 130964), (580, 125319), (740, 98223), (870, 83546), (1073, 67740), (1110, 65482), (1129, 64380), (1740, 41773), (2146, 33870), (2220, 32741), (2258, 32190), (3219, 22580), (3387, 21460), (4292, 16935), (4516, 16095), (5365, 13548), (5645, 12876), (6438, 11290), (6774, 10730)]

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