215907840

素因数分解:

$2^9\times 3^2\times 5^1\times {\mathrm{9371}}^1$

素因数の和:9400

約数の個数: 120

約数和(自身を含む): 747829368

約数和(自身を除く): 531921528

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 128, 144, 160, 180, 192, 240, 256, 288, 320, 360, 384, 480, 512, 576, 640, 720, 768, 960, 1152, 1280, 1440, 1536, 1920, 2304, 2560, 2880, 3840, 4608, 5760, 7680, 9371, 11520, 18742, 23040, 28113, 37484, 46855, 56226, 74968, 84339, 93710, 112452, 140565, 149936, 168678, 187420, 224904, 281130, 299872, 337356, 374840, 421695, 449808, 562260, 599744, 674712, 749680, 843390, 899616, 1124520, 1199488, 1349424, 1499360, 1686780, 1799232, 2249040, 2398976, 2698848, 2998720, 3373560, 3598464, 4498080, 4797952, 5397696, 5997440, 6747120, 7196928, 8996160, 10795392, 11994880, 13494240, 14393856, 17992320, 21590784, 23989760, 26988480, 35984640, 43181568, 53976960, 71969280, 107953920, 215907840]

約数ペア:

[(1, 215907840), (2, 107953920), (3, 71969280), (4, 53976960), (5, 43181568), (6, 35984640), (8, 26988480), (9, 23989760), (10, 21590784), (12, 17992320), (15, 14393856), (16, 13494240), (18, 11994880), (20, 10795392), (24, 8996160), (30, 7196928), (32, 6747120), (36, 5997440), (40, 5397696), (45, 4797952), (48, 4498080), (60, 3598464), (64, 3373560), (72, 2998720), (80, 2698848), (90, 2398976), (96, 2249040), (120, 1799232), (128, 1686780), (144, 1499360), (160, 1349424), (180, 1199488), (192, 1124520), (240, 899616), (256, 843390), (288, 749680), (320, 674712), (360, 599744), (384, 562260), (480, 449808), (512, 421695), (576, 374840), (640, 337356), (720, 299872), (768, 281130), (960, 224904), (1152, 187420), (1280, 168678), (1440, 149936), (1536, 140565), (1920, 112452), (2304, 93710), (2560, 84339), (2880, 74968), (3840, 56226), (4608, 46855), (5760, 37484), (7680, 28113), (9371, 23040), (11520, 18742)]