About the Number

128912832

128912831 ← → 128912833

2進数表記:111101011110000110111000000

漢数字表記:一億二千八百九十一万二千八百三十二

素因数分解:

2 6 × 3 2 × 79 1 × 2833 1

素因数の和:2930
約数の個数: 84
約数和(自身を含む): 374314720
約数和(自身を除く): 245401888

約数列:
[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 79, 96, 144, 158, 192, 237, 288, 316, 474, 576, 632, 711, 948, 1264, 1422, 1896, 2528, 2833, 2844, 3792, 5056, 5666, 5688, 7584, 8499, 11332, 11376, 15168, 16998, 22664, 22752, 25497, 33996, 45328, 45504, 50994, 67992, 90656, 101988, 135984, 181312, 203976, 223807, 271968, 407952, 447614, 543936, 671421, 815904, 895228, 1342842, 1631808, 1790456, 2014263, 2685684, 3580912, 4028526, 5371368, 7161824, 8057052, 10742736, 14323648, 16114104, 21485472, 32228208, 42970944, 64456416, 128912832]

約数ペア:
[(1, 128912832), (2, 64456416), (3, 42970944), (4, 32228208), (6, 21485472), (8, 16114104), (9, 14323648), (12, 10742736), (16, 8057052), (18, 7161824), (24, 5371368), (32, 4028526), (36, 3580912), (48, 2685684), (64, 2014263), (72, 1790456), (79, 1631808), (96, 1342842), (144, 895228), (158, 815904), (192, 671421), (237, 543936), (288, 447614), (316, 407952), (474, 271968), (576, 223807), (632, 203976), (711, 181312), (948, 135984), (1264, 101988), (1422, 90656), (1896, 67992), (2528, 50994), (2833, 45504), (2844, 45328), (3792, 33996), (5056, 25497), (5666, 22752), (5688, 22664), (7584, 16998), (8499, 15168), (11332, 11376)]

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