About the Number

201490254

201490253 ← → 201490255

2進数表記:1100000000100111111101001110

漢数字表記:二億百四十九万二百五十四

素因数分解:

2 1 × 3 5 × 7 2 × 8461 1

素因数の和:8492
約数の個数: 72
約数和(自身を含む): 526708728
約数和(自身を除く): 325218474

約数列:
[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 49, 54, 63, 81, 98, 126, 147, 162, 189, 243, 294, 378, 441, 486, 567, 882, 1134, 1323, 1701, 2646, 3402, 3969, 7938, 8461, 11907, 16922, 23814, 25383, 50766, 59227, 76149, 118454, 152298, 177681, 228447, 355362, 414589, 456894, 533043, 685341, 829178, 1066086, 1243767, 1370682, 1599129, 2056023, 2487534, 3198258, 3731301, 4112046, 4797387, 7462602, 9594774, 11193903, 14392161, 22387806, 28784322, 33581709, 67163418, 100745127, 201490254]

約数ペア:
[(1, 201490254), (2, 100745127), (3, 67163418), (6, 33581709), (7, 28784322), (9, 22387806), (14, 14392161), (18, 11193903), (21, 9594774), (27, 7462602), (42, 4797387), (49, 4112046), (54, 3731301), (63, 3198258), (81, 2487534), (98, 2056023), (126, 1599129), (147, 1370682), (162, 1243767), (189, 1066086), (243, 829178), (294, 685341), (378, 533043), (441, 456894), (486, 414589), (567, 355362), (882, 228447), (1134, 177681), (1323, 152298), (1701, 118454), (2646, 76149), (3402, 59227), (3969, 50766), (7938, 25383), (8461, 23814), (11907, 16922)]

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