About the Number
221454270
2進数表記:1101001100110001111110111110
漢数字表記:二億二千百四十五万四千二百七十
素因数分解:
素因数の和:820217
約数の個数: 32
約数和(自身を含む): 590545440
約数和(自身を除く): 369091170
約数列:
[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 270, 820201, 1640402, 2460603, 4101005, 4921206, 7381809, 8202010, 12303015, 14763618, 22145427, 24606030, 36909045, 44290854, 73818090, 110727135, 221454270]
約数ペア:
[(1, 221454270), (2, 110727135), (3, 73818090), (5, 44290854), (6, 36909045), (9, 24606030), (10, 22145427), (15, 14763618), (18, 12303015), (27, 8202010), (30, 7381809), (45, 4921206), (54, 4101005), (90, 2460603), (135, 1640402), (270, 820201)]このpageの処理時間: 0.03183484077453613 seconds