About the Number

72002172

72002171 ← → 72002173

2進数表記:100010010101010101001111100

漢数字表記:七千二百万二千百七十二

素因数分解:

2 2 × 3 1 × 11 1 × 19 2 × 1511 1

素因数の和:1567
約数の個数: 72
約数和(自身を含む): 193560192
約数和(自身を除く): 121558020

約数列:
[1, 2, 3, 4, 6, 11, 12, 19, 22, 33, 38, 44, 57, 66, 76, 114, 132, 209, 228, 361, 418, 627, 722, 836, 1083, 1254, 1444, 1511, 2166, 2508, 3022, 3971, 4332, 4533, 6044, 7942, 9066, 11913, 15884, 16621, 18132, 23826, 28709, 33242, 47652, 49863, 57418, 66484, 86127, 99726, 114836, 172254, 199452, 315799, 344508, 545471, 631598, 947397, 1090942, 1263196, 1636413, 1894794, 2181884, 3272826, 3789588, 6000181, 6545652, 12000362, 18000543, 24000724, 36001086, 72002172]

約数ペア:
[(1, 72002172), (2, 36001086), (3, 24000724), (4, 18000543), (6, 12000362), (11, 6545652), (12, 6000181), (19, 3789588), (22, 3272826), (33, 2181884), (38, 1894794), (44, 1636413), (57, 1263196), (66, 1090942), (76, 947397), (114, 631598), (132, 545471), (209, 344508), (228, 315799), (361, 199452), (418, 172254), (627, 114836), (722, 99726), (836, 86127), (1083, 66484), (1254, 57418), (1444, 49863), (1511, 47652), (2166, 33242), (2508, 28709), (3022, 23826), (3971, 18132), (4332, 16621), (4533, 15884), (6044, 11913), (7942, 9066)]

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