About the Number

120131284

120131283 ← → 120131285

2進数表記:111001010010000111011010100

漢数字表記:一億二千十三万千二百八十四

素因数分解:

2 2 × 7 1 × 13 2 × 53 1 × 479 1

素因数の和:569
約数の個数: 72
約数和(自身を含む): 265628160
約数和(自身を除く): 145496876

約数列:
[1, 2, 4, 7, 13, 14, 26, 28, 52, 53, 91, 106, 169, 182, 212, 338, 364, 371, 479, 676, 689, 742, 958, 1183, 1378, 1484, 1916, 2366, 2756, 3353, 4732, 4823, 6227, 6706, 8957, 9646, 12454, 13412, 17914, 19292, 24908, 25387, 35828, 43589, 50774, 62699, 80951, 87178, 101548, 125398, 161902, 174356, 177709, 250796, 323804, 330031, 355418, 566657, 660062, 710836, 1133314, 1320124, 2266628, 2310217, 4290403, 4620434, 8580806, 9240868, 17161612, 30032821, 60065642, 120131284]

約数ペア:
[(1, 120131284), (2, 60065642), (4, 30032821), (7, 17161612), (13, 9240868), (14, 8580806), (26, 4620434), (28, 4290403), (52, 2310217), (53, 2266628), (91, 1320124), (106, 1133314), (169, 710836), (182, 660062), (212, 566657), (338, 355418), (364, 330031), (371, 323804), (479, 250796), (676, 177709), (689, 174356), (742, 161902), (958, 125398), (1183, 101548), (1378, 87178), (1484, 80951), (1916, 62699), (2366, 50774), (2756, 43589), (3353, 35828), (4732, 25387), (4823, 24908), (6227, 19292), (6706, 17914), (8957, 13412), (9646, 12454)]

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