About the Number

2128500384

2128500383 ← → 2128500385

2進数表記:1111110110111100101011010100000

漢数字表記:二十一億二千八百五十万三百八十四

素因数分解:

2 5 × 3 1 × 19 1 × 379 1 × 3079 1

素因数の和:3490
約数の個数: 96
約数和(自身を含む): 5898816000
約数和(自身を除く): 3770315616

約数列:
[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 32, 38, 48, 57, 76, 96, 114, 152, 228, 304, 379, 456, 608, 758, 912, 1137, 1516, 1824, 2274, 3032, 3079, 4548, 6064, 6158, 7201, 9096, 9237, 12128, 12316, 14402, 18192, 18474, 21603, 24632, 28804, 36384, 36948, 43206, 49264, 57608, 58501, 73896, 86412, 98528, 115216, 117002, 147792, 172824, 175503, 230432, 234004, 295584, 345648, 351006, 468008, 691296, 702012, 936016, 1166941, 1404024, 1872032, 2333882, 2808048, 3500823, 4667764, 5616096, 7001646, 9335528, 14003292, 18671056, 22171879, 28006584, 37342112, 44343758, 56013168, 66515637, 88687516, 112026336, 133031274, 177375032, 266062548, 354750064, 532125096, 709500128, 1064250192, 2128500384]

約数ペア:
[(1, 2128500384), (2, 1064250192), (3, 709500128), (4, 532125096), (6, 354750064), (8, 266062548), (12, 177375032), (16, 133031274), (19, 112026336), (24, 88687516), (32, 66515637), (38, 56013168), (48, 44343758), (57, 37342112), (76, 28006584), (96, 22171879), (114, 18671056), (152, 14003292), (228, 9335528), (304, 7001646), (379, 5616096), (456, 4667764), (608, 3500823), (758, 2808048), (912, 2333882), (1137, 1872032), (1516, 1404024), (1824, 1166941), (2274, 936016), (3032, 702012), (3079, 691296), (4548, 468008), (6064, 351006), (6158, 345648), (7201, 295584), (9096, 234004), (9237, 230432), (12128, 175503), (12316, 172824), (14402, 147792), (18192, 117002), (18474, 115216), (21603, 98528), (24632, 86412), (28804, 73896), (36384, 58501), (36948, 57608), (43206, 49264)]

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