About the Number

15000090

15000089 ← → 15000091

2進数表記:111001001110001000011010

漢数字表記:千五百万九十

素因数分解:

2 1 × 3 1 × 5 1 × 7 1 × 71429 1

素因数の和:71446
約数の個数: 32
約数和(自身を含む): 41143680
約数和(自身を除く): 26143590

約数列:
[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 71429, 142858, 214287, 357145, 428574, 500003, 714290, 1000006, 1071435, 1500009, 2142870, 2500015, 3000018, 5000030, 7500045, 15000090]

約数ペア:
[(1, 15000090), (2, 7500045), (3, 5000030), (5, 3000018), (6, 2500015), (7, 2142870), (10, 1500009), (14, 1071435), (15, 1000006), (21, 714290), (30, 500003), (35, 428574), (42, 357145), (70, 214287), (105, 142858), (210, 71429)]

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