About the Number

220131180

220131179 ← → 220131181

2進数表記:1101000111101110111101101100

漢数字表記:二億二千十三万千百八十

素因数分解:

2 2 × 3 2 × 5 1 × 67 1 × 18253 1

素因数の和:18335
約数の個数: 72
約数和(自身を含む): 677734512
約数和(自身を除く): 457603332

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, 1340, 2010, 2412, 3015, 4020, 6030, 12060, 18253, 36506, 54759, 73012, 91265, 109518, 164277, 182530, 219036, 273795, 328554, 365060, 547590, 657108, 821385, 1095180, 1222951, 1642770, 2445902, 3285540, 3668853, 4891804, 6114755, 7337706, 11006559, 12229510, 14675412, 18344265, 22013118, 24459020, 36688530, 44026236, 55032795, 73377060, 110065590, 220131180]

約数ペア:
[(1, 220131180), (2, 110065590), (3, 73377060), (4, 55032795), (5, 44026236), (6, 36688530), (9, 24459020), (10, 22013118), (12, 18344265), (15, 14675412), (18, 12229510), (20, 11006559), (30, 7337706), (36, 6114755), (45, 4891804), (60, 3668853), (67, 3285540), (90, 2445902), (134, 1642770), (180, 1222951), (201, 1095180), (268, 821385), (335, 657108), (402, 547590), (603, 365060), (670, 328554), (804, 273795), (1005, 219036), (1206, 182530), (1340, 164277), (2010, 109518), (2412, 91265), (3015, 73012), (4020, 54759), (6030, 36506), (12060, 18253)]

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