164558080

素因数分解:

$2^8\times 5^1\times {\mathrm{59}}^1\times {\mathrm{2179}}^1$

素因数の和:2259

約数の個数: 72

約数和(自身を含む): 401032800

約数和(自身を除く): 236474720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 59, 64, 80, 118, 128, 160, 236, 256, 295, 320, 472, 590, 640, 944, 1180, 1280, 1888, 2179, 2360, 3776, 4358, 4720, 7552, 8716, 9440, 10895, 15104, 17432, 18880, 21790, 34864, 37760, 43580, 69728, 75520, 87160, 128561, 139456, 174320, 257122, 278912, 348640, 514244, 557824, 642805, 697280, 1028488, 1285610, 1394560, 2056976, 2571220, 2789120, 4113952, 5142440, 8227904, 10284880, 16455808, 20569760, 32911616, 41139520, 82279040, 164558080]

約数ペア:

[(1, 164558080), (2, 82279040), (4, 41139520), (5, 32911616), (8, 20569760), (10, 16455808), (16, 10284880), (20, 8227904), (32, 5142440), (40, 4113952), (59, 2789120), (64, 2571220), (80, 2056976), (118, 1394560), (128, 1285610), (160, 1028488), (236, 697280), (256, 642805), (295, 557824), (320, 514244), (472, 348640), (590, 278912), (640, 257122), (944, 174320), (1180, 139456), (1280, 128561), (1888, 87160), (2179, 75520), (2360, 69728), (3776, 43580), (4358, 37760), (4720, 34864), (7552, 21790), (8716, 18880), (9440, 17432), (10895, 15104)]