217413120

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{28309}}^1$

素因数の和:28335

約数の個数: 80

約数和(自身を含む): 695067120

約数和(自身を除く): 477654000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 256, 320, 384, 480, 512, 640, 768, 960, 1280, 1536, 1920, 2560, 3840, 7680, 28309, 56618, 84927, 113236, 141545, 169854, 226472, 283090, 339708, 424635, 452944, 566180, 679416, 849270, 905888, 1132360, 1358832, 1698540, 1811776, 2264720, 2717664, 3397080, 3623552, 4529440, 5435328, 6794160, 7247104, 9058880, 10870656, 13588320, 14494208, 18117760, 21741312, 27176640, 36235520, 43482624, 54353280, 72471040, 108706560, 217413120]

約数ペア:

[(1, 217413120), (2, 108706560), (3, 72471040), (4, 54353280), (5, 43482624), (6, 36235520), (8, 27176640), (10, 21741312), (12, 18117760), (15, 14494208), (16, 13588320), (20, 10870656), (24, 9058880), (30, 7247104), (32, 6794160), (40, 5435328), (48, 4529440), (60, 3623552), (64, 3397080), (80, 2717664), (96, 2264720), (120, 1811776), (128, 1698540), (160, 1358832), (192, 1132360), (240, 905888), (256, 849270), (320, 679416), (384, 566180), (480, 452944), (512, 424635), (640, 339708), (768, 283090), (960, 226472), (1280, 169854), (1536, 141545), (1920, 113236), (2560, 84927), (3840, 56618), (7680, 28309)]