About the Number

129780992

129780991 ← → 129780993

2進数表記:111101111000100110100000000

漢数字表記:一億二千九百七十八万九百九十二

素因数分解:

2 8 × 11 1 × 17 1 × 2711 1

素因数の和:2755
約数の個数: 72
約数和(自身を含む): 299339712
約数和(自身を除く): 169558720

約数列:
[1, 2, 4, 8, 11, 16, 17, 22, 32, 34, 44, 64, 68, 88, 128, 136, 176, 187, 256, 272, 352, 374, 544, 704, 748, 1088, 1408, 1496, 2176, 2711, 2816, 2992, 4352, 5422, 5984, 10844, 11968, 21688, 23936, 29821, 43376, 46087, 47872, 59642, 86752, 92174, 119284, 173504, 184348, 238568, 347008, 368696, 477136, 506957, 694016, 737392, 954272, 1013914, 1474784, 1908544, 2027828, 2949568, 3817088, 4055656, 5899136, 7634176, 8111312, 11798272, 16222624, 32445248, 64890496, 129780992]

約数ペア:
[(1, 129780992), (2, 64890496), (4, 32445248), (8, 16222624), (11, 11798272), (16, 8111312), (17, 7634176), (22, 5899136), (32, 4055656), (34, 3817088), (44, 2949568), (64, 2027828), (68, 1908544), (88, 1474784), (128, 1013914), (136, 954272), (176, 737392), (187, 694016), (256, 506957), (272, 477136), (352, 368696), (374, 347008), (544, 238568), (704, 184348), (748, 173504), (1088, 119284), (1408, 92174), (1496, 86752), (2176, 59642), (2711, 47872), (2816, 46087), (2992, 43376), (4352, 29821), (5422, 23936), (5984, 21688), (10844, 11968)]

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