211966720

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{577}}^1$

素因数の和:646

約数の個数: 144

約数和(自身を含む): 595441728

約数和(自身を除く): 383475008

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 41, 56, 64, 70, 80, 82, 112, 128, 140, 160, 164, 205, 224, 256, 280, 287, 320, 328, 410, 448, 560, 574, 577, 640, 656, 820, 896, 1120, 1148, 1154, 1280, 1312, 1435, 1640, 1792, 2240, 2296, 2308, 2624, 2870, 2885, 3280, 4039, 4480, 4592, 4616, 5248, 5740, 5770, 6560, 8078, 8960, 9184, 9232, 10496, 11480, 11540, 13120, 16156, 18368, 18464, 20195, 22960, 23080, 23657, 26240, 32312, 36736, 36928, 40390, 45920, 46160, 47314, 52480, 64624, 73472, 73856, 80780, 91840, 92320, 94628, 118285, 129248, 147712, 161560, 165599, 183680, 184640, 189256, 236570, 258496, 323120, 331198, 367360, 369280, 378512, 473140, 516992, 646240, 662396, 738560, 757024, 827995, 946280, 1033984, 1292480, 1324792, 1514048, 1655990, 1892560, 2584960, 2649584, 3028096, 3311980, 3785120, 5169920, 5299168, 6056192, 6623960, 7570240, 10598336, 13247920, 15140480, 21196672, 26495840, 30280960, 42393344, 52991680, 105983360, 211966720]

約数ペア:

[(1, 211966720), (2, 105983360), (4, 52991680), (5, 42393344), (7, 30280960), (8, 26495840), (10, 21196672), (14, 15140480), (16, 13247920), (20, 10598336), (28, 7570240), (32, 6623960), (35, 6056192), (40, 5299168), (41, 5169920), (56, 3785120), (64, 3311980), (70, 3028096), (80, 2649584), (82, 2584960), (112, 1892560), (128, 1655990), (140, 1514048), (160, 1324792), (164, 1292480), (205, 1033984), (224, 946280), (256, 827995), (280, 757024), (287, 738560), (320, 662396), (328, 646240), (410, 516992), (448, 473140), (560, 378512), (574, 369280), (577, 367360), (640, 331198), (656, 323120), (820, 258496), (896, 236570), (1120, 189256), (1148, 184640), (1154, 183680), (1280, 165599), (1312, 161560), (1435, 147712), (1640, 129248), (1792, 118285), (2240, 94628), (2296, 92320), (2308, 91840), (2624, 80780), (2870, 73856), (2885, 73472), (3280, 64624), (4039, 52480), (4480, 47314), (4592, 46160), (4616, 45920), (5248, 40390), (5740, 36928), (5770, 36736), (6560, 32312), (8078, 26240), (8960, 23657), (9184, 23080), (9232, 22960), (10496, 20195), (11480, 18464), (11540, 18368), (13120, 16156)]