About the Number

129918384

129918383 ← → 129918385

2進数表記:111101111100110010110110000

漢数字表記:一億二千九百九十一万八千三百八十四

素因数分解:

2 4 × 3 3 × 311 1 × 967 1

素因数の和:1295
約数の個数: 80
約数和(自身を含む): 374499840
約数和(自身を除く): 244581456

約数列:
[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 108, 144, 216, 311, 432, 622, 933, 967, 1244, 1866, 1934, 2488, 2799, 2901, 3732, 3868, 4976, 5598, 5802, 7464, 7736, 8397, 8703, 11196, 11604, 14928, 15472, 16794, 17406, 22392, 23208, 26109, 33588, 34812, 44784, 46416, 52218, 67176, 69624, 104436, 134352, 139248, 208872, 300737, 417744, 601474, 902211, 1202948, 1804422, 2405896, 2706633, 3608844, 4811792, 5413266, 7217688, 8119899, 10826532, 14435376, 16239798, 21653064, 32479596, 43306128, 64959192, 129918384]

約数ペア:
[(1, 129918384), (2, 64959192), (3, 43306128), (4, 32479596), (6, 21653064), (8, 16239798), (9, 14435376), (12, 10826532), (16, 8119899), (18, 7217688), (24, 5413266), (27, 4811792), (36, 3608844), (48, 2706633), (54, 2405896), (72, 1804422), (108, 1202948), (144, 902211), (216, 601474), (311, 417744), (432, 300737), (622, 208872), (933, 139248), (967, 134352), (1244, 104436), (1866, 69624), (1934, 67176), (2488, 52218), (2799, 46416), (2901, 44784), (3732, 34812), (3868, 33588), (4976, 26109), (5598, 23208), (5802, 22392), (7464, 17406), (7736, 16794), (8397, 15472), (8703, 14928), (11196, 11604)]

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