211973120

素因数分解:

$2^{10}\times 5^1\times {\mathrm{19}}^1\times {\mathrm{2179}}^1$

素因数の和:2223

約数の個数: 88

約数和(自身を含む): 535495200

約数和(自身を除く): 323522080

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 128, 152, 160, 190, 256, 304, 320, 380, 512, 608, 640, 760, 1024, 1216, 1280, 1520, 2179, 2432, 2560, 3040, 4358, 4864, 5120, 6080, 8716, 9728, 10895, 12160, 17432, 19456, 21790, 24320, 34864, 41401, 43580, 48640, 69728, 82802, 87160, 97280, 139456, 165604, 174320, 207005, 278912, 331208, 348640, 414010, 557824, 662416, 697280, 828020, 1115648, 1324832, 1394560, 1656040, 2231296, 2649664, 2789120, 3312080, 5299328, 5578240, 6624160, 10598656, 11156480, 13248320, 21197312, 26496640, 42394624, 52993280, 105986560, 211973120]

約数ペア:

[(1, 211973120), (2, 105986560), (4, 52993280), (5, 42394624), (8, 26496640), (10, 21197312), (16, 13248320), (19, 11156480), (20, 10598656), (32, 6624160), (38, 5578240), (40, 5299328), (64, 3312080), (76, 2789120), (80, 2649664), (95, 2231296), (128, 1656040), (152, 1394560), (160, 1324832), (190, 1115648), (256, 828020), (304, 697280), (320, 662416), (380, 557824), (512, 414010), (608, 348640), (640, 331208), (760, 278912), (1024, 207005), (1216, 174320), (1280, 165604), (1520, 139456), (2179, 97280), (2432, 87160), (2560, 82802), (3040, 69728), (4358, 48640), (4864, 43580), (5120, 41401), (6080, 34864), (8716, 24320), (9728, 21790), (10895, 19456), (12160, 17432)]