About the Number

201215130

201215129 ← → 201215131

2進数表記:1011111111100100110010011010

漢数字表記:二億百二十一万五千百三十

素因数分解:

2 1 × 3 1 × 5 1 × 19 1 × 223 1 × 1583 1

素因数の和:1835
約数の個数: 64
約数和(自身を含む): 510935040
約数和(自身を除く): 309719910

約数列:
[1, 2, 3, 5, 6, 10, 15, 19, 30, 38, 57, 95, 114, 190, 223, 285, 446, 570, 669, 1115, 1338, 1583, 2230, 3166, 3345, 4237, 4749, 6690, 7915, 8474, 9498, 12711, 15830, 21185, 23745, 25422, 30077, 42370, 47490, 60154, 63555, 90231, 127110, 150385, 180462, 300770, 353009, 451155, 706018, 902310, 1059027, 1765045, 2118054, 3530090, 5295135, 6707171, 10590270, 13414342, 20121513, 33535855, 40243026, 67071710, 100607565, 201215130]

約数ペア:
[(1, 201215130), (2, 100607565), (3, 67071710), (5, 40243026), (6, 33535855), (10, 20121513), (15, 13414342), (19, 10590270), (30, 6707171), (38, 5295135), (57, 3530090), (95, 2118054), (114, 1765045), (190, 1059027), (223, 902310), (285, 706018), (446, 451155), (570, 353009), (669, 300770), (1115, 180462), (1338, 150385), (1583, 127110), (2230, 90231), (3166, 63555), (3345, 60154), (4237, 47490), (4749, 42370), (6690, 30077), (7915, 25422), (8474, 23745), (9498, 21185), (12711, 15830)]

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