About the Number

131569248

131569247 ← → 131569249

2進数表記:111110101111001011001100000

漢数字表記:一億三千百五十六万九千二百四十八

素因数分解:

2 5 × 3 1 × 71 1 × 97 1 × 199 1

素因数の和:380
約数の個数: 96
約数和(自身を含む): 355622400
約数和(自身を除く): 224053152

約数列:
[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 71, 96, 97, 142, 194, 199, 213, 284, 291, 388, 398, 426, 568, 582, 597, 776, 796, 852, 1136, 1164, 1194, 1552, 1592, 1704, 2272, 2328, 2388, 3104, 3184, 3408, 4656, 4776, 6368, 6816, 6887, 9312, 9552, 13774, 14129, 19104, 19303, 20661, 27548, 28258, 38606, 41322, 42387, 55096, 56516, 57909, 77212, 82644, 84774, 110192, 113032, 115818, 154424, 165288, 169548, 220384, 226064, 231636, 308848, 330576, 339096, 452128, 463272, 617696, 661152, 678192, 926544, 1356384, 1370513, 1853088, 2741026, 4111539, 5482052, 8223078, 10964104, 16446156, 21928208, 32892312, 43856416, 65784624, 131569248]

約数ペア:
[(1, 131569248), (2, 65784624), (3, 43856416), (4, 32892312), (6, 21928208), (8, 16446156), (12, 10964104), (16, 8223078), (24, 5482052), (32, 4111539), (48, 2741026), (71, 1853088), (96, 1370513), (97, 1356384), (142, 926544), (194, 678192), (199, 661152), (213, 617696), (284, 463272), (291, 452128), (388, 339096), (398, 330576), (426, 308848), (568, 231636), (582, 226064), (597, 220384), (776, 169548), (796, 165288), (852, 154424), (1136, 115818), (1164, 113032), (1194, 110192), (1552, 84774), (1592, 82644), (1704, 77212), (2272, 57909), (2328, 56516), (2388, 55096), (3104, 42387), (3184, 41322), (3408, 38606), (4656, 28258), (4776, 27548), (6368, 20661), (6816, 19303), (6887, 19104), (9312, 14129), (9552, 13774)]

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