80616960

素因数分解:

$2^9\times 3^2\times 5^1\times {\mathrm{3499}}^1$

素因数の和:3528

約数の個数: 120

約数和(自身を含む): 279279000

約数和(自身を除く): 198662040

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, 3499, 3840, 4608, 5760, 6998, 7680, 10497, 11520, 13996, 17495, 20994, 23040, 27992, 31491, 34990, 41988, 52485, 55984, 62982, 69980, 83976, 104970, 111968, 125964, 139960, 157455, 167952, 209940, 223936, 251928, 279920, 314910, 335904, 419880, 447872, 503856, 559840, 629820, 671808, 839760, 895744, 1007712, 1119680, 1259640, 1343616, 1679520, 1791488, 2015424, 2239360, 2519280, 2687232, 3359040, 4030848, 4478720, 5038560, 5374464, 6718080, 8061696, 8957440, 10077120, 13436160, 16123392, 20154240, 26872320, 40308480, 80616960]

約数ペア:

[(1, 80616960), (2, 40308480), (3, 26872320), (4, 20154240), (5, 16123392), (6, 13436160), (8, 10077120), (9, 8957440), (10, 8061696), (12, 6718080), (15, 5374464), (16, 5038560), (18, 4478720), (20, 4030848), (24, 3359040), (30, 2687232), (32, 2519280), (36, 2239360), (40, 2015424), (45, 1791488), (48, 1679520), (60, 1343616), (64, 1259640), (72, 1119680), (80, 1007712), (90, 895744), (96, 839760), (120, 671808), (128, 629820), (144, 559840), (160, 503856), (180, 447872), (192, 419880), (240, 335904), (256, 314910), (288, 279920), (320, 251928), (360, 223936), (384, 209940), (480, 167952), (512, 157455), (576, 139960), (640, 125964), (720, 111968), (768, 104970), (960, 83976), (1152, 69980), (1280, 62982), (1440, 55984), (1536, 52485), (1920, 41988), (2304, 34990), (2560, 31491), (2880, 27992), (3499, 23040), (3840, 20994), (4608, 17495), (5760, 13996), (6998, 11520), (7680, 10497)]