About the Number

138649860

138649859 ← → 138649861

2進数表記:1000010000111010000100000100

漢数字表記:一億三千八百六十四万九千八百六十

素因数分解:

2 2 × 3 3 × 5 1 × 97 1 × 2647 1

素因数の和:2762
約数の個数: 96
約数和(自身を含む): 435966720
約数和(自身を除く): 297316860

約数列:
[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 97, 108, 135, 180, 194, 270, 291, 388, 485, 540, 582, 873, 970, 1164, 1455, 1746, 1940, 2619, 2647, 2910, 3492, 4365, 5238, 5294, 5820, 7941, 8730, 10476, 10588, 13095, 13235, 15882, 17460, 23823, 26190, 26470, 31764, 39705, 47646, 52380, 52940, 71469, 79410, 95292, 119115, 142938, 158820, 238230, 256759, 285876, 357345, 476460, 513518, 714690, 770277, 1027036, 1283795, 1429380, 1540554, 2310831, 2567590, 3081108, 3851385, 4621662, 5135180, 6932493, 7702770, 9243324, 11554155, 13864986, 15405540, 23108310, 27729972, 34662465, 46216620, 69324930, 138649860]

約数ペア:
[(1, 138649860), (2, 69324930), (3, 46216620), (4, 34662465), (5, 27729972), (6, 23108310), (9, 15405540), (10, 13864986), (12, 11554155), (15, 9243324), (18, 7702770), (20, 6932493), (27, 5135180), (30, 4621662), (36, 3851385), (45, 3081108), (54, 2567590), (60, 2310831), (90, 1540554), (97, 1429380), (108, 1283795), (135, 1027036), (180, 770277), (194, 714690), (270, 513518), (291, 476460), (388, 357345), (485, 285876), (540, 256759), (582, 238230), (873, 158820), (970, 142938), (1164, 119115), (1455, 95292), (1746, 79410), (1940, 71469), (2619, 52940), (2647, 52380), (2910, 47646), (3492, 39705), (4365, 31764), (5238, 26470), (5294, 26190), (5820, 23823), (7941, 17460), (8730, 15882), (10476, 13235), (10588, 13095)]

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