About the Number

101210640

101210639 ← → 101210641

2進数表記:110000010000101101000010000

漢数字表記:一億百二十一万六百四十

素因数分解:

2 4 × 3 1 × 5 1 × 421711 1

素因数の和:421727
約数の個数: 40
約数和(自身を含む): 313753728
約数和(自身を除く): 212543088

約数列:
[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 421711, 843422, 1265133, 1686844, 2108555, 2530266, 3373688, 4217110, 5060532, 6325665, 6747376, 8434220, 10121064, 12651330, 16868440, 20242128, 25302660, 33736880, 50605320, 101210640]

約数ペア:
[(1, 101210640), (2, 50605320), (3, 33736880), (4, 25302660), (5, 20242128), (6, 16868440), (8, 12651330), (10, 10121064), (12, 8434220), (15, 6747376), (16, 6325665), (20, 5060532), (24, 4217110), (30, 3373688), (40, 2530266), (48, 2108555), (60, 1686844), (80, 1265133), (120, 843422), (240, 421711)]

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