About the Number

129505728

129505727 ← → 129505729

2進数表記:111101110000001100111000000

漢数字表記:一億二千九百五十万五千七百二十八

素因数分解:

2 6 × 3 1 × 11 1 × 17 1 × 3607 1

素因数の和:3650
約数の個数: 112
約数和(自身を含む): 395898624
約数和(自身を除く): 266392896

約数列:
[1, 2, 3, 4, 6, 8, 11, 12, 16, 17, 22, 24, 32, 33, 34, 44, 48, 51, 64, 66, 68, 88, 96, 102, 132, 136, 176, 187, 192, 204, 264, 272, 352, 374, 408, 528, 544, 561, 704, 748, 816, 1056, 1088, 1122, 1496, 1632, 2112, 2244, 2992, 3264, 3607, 4488, 5984, 7214, 8976, 10821, 11968, 14428, 17952, 21642, 28856, 35904, 39677, 43284, 57712, 61319, 79354, 86568, 115424, 119031, 122638, 158708, 173136, 183957, 230848, 238062, 245276, 317416, 346272, 367914, 476124, 490552, 634832, 674509, 692544, 735828, 952248, 981104, 1269664, 1349018, 1471656, 1904496, 1962208, 2023527, 2539328, 2698036, 2943312, 3808992, 3924416, 4047054, 5396072, 5886624, 7617984, 8094108, 10792144, 11773248, 16188216, 21584288, 32376432, 43168576, 64752864, 129505728]

約数ペア:
[(1, 129505728), (2, 64752864), (3, 43168576), (4, 32376432), (6, 21584288), (8, 16188216), (11, 11773248), (12, 10792144), (16, 8094108), (17, 7617984), (22, 5886624), (24, 5396072), (32, 4047054), (33, 3924416), (34, 3808992), (44, 2943312), (48, 2698036), (51, 2539328), (64, 2023527), (66, 1962208), (68, 1904496), (88, 1471656), (96, 1349018), (102, 1269664), (132, 981104), (136, 952248), (176, 735828), (187, 692544), (192, 674509), (204, 634832), (264, 490552), (272, 476124), (352, 367914), (374, 346272), (408, 317416), (528, 245276), (544, 238062), (561, 230848), (704, 183957), (748, 173136), (816, 158708), (1056, 122638), (1088, 119031), (1122, 115424), (1496, 86568), (1632, 79354), (2112, 61319), (2244, 57712), (2992, 43284), (3264, 39677), (3607, 35904), (4488, 28856), (5984, 21642), (7214, 17952), (8976, 14428), (10821, 11968)]

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