About the Number

161521248

161521247 ← → 161521249

2進数表記:1001101000001001111001100000

漢数字表記:一億六千百五十二万千二百四十八

素因数分解:

2 5 × 3 1 × 7 2 × 34337 1

素因数の和:34364
約数の個数: 72
約数和(自身を含む): 493231032
約数和(自身を除く): 331709784

約数列:
[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 49, 56, 84, 96, 98, 112, 147, 168, 196, 224, 294, 336, 392, 588, 672, 784, 1176, 1568, 2352, 4704, 34337, 68674, 103011, 137348, 206022, 240359, 274696, 412044, 480718, 549392, 721077, 824088, 961436, 1098784, 1442154, 1648176, 1682513, 1922872, 2884308, 3296352, 3365026, 3845744, 5047539, 5768616, 6730052, 7691488, 10095078, 11537232, 13460104, 20190156, 23074464, 26920208, 40380312, 53840416, 80760624, 161521248]

約数ペア:
[(1, 161521248), (2, 80760624), (3, 53840416), (4, 40380312), (6, 26920208), (7, 23074464), (8, 20190156), (12, 13460104), (14, 11537232), (16, 10095078), (21, 7691488), (24, 6730052), (28, 5768616), (32, 5047539), (42, 3845744), (48, 3365026), (49, 3296352), (56, 2884308), (84, 1922872), (96, 1682513), (98, 1648176), (112, 1442154), (147, 1098784), (168, 961436), (196, 824088), (224, 721077), (294, 549392), (336, 480718), (392, 412044), (588, 274696), (672, 240359), (784, 206022), (1176, 137348), (1568, 103011), (2352, 68674), (4704, 34337)]

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