256124160

素因数分解:

$2^8\times 3^3\times 5^1\times {\mathrm{7411}}^1$

素因数の和:7441

約数の個数: 144

約数和(自身を含む): 909007680

約数和(自身を除く): 652883520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 90, 96, 108, 120, 128, 135, 144, 160, 180, 192, 216, 240, 256, 270, 288, 320, 360, 384, 432, 480, 540, 576, 640, 720, 768, 864, 960, 1080, 1152, 1280, 1440, 1728, 1920, 2160, 2304, 2880, 3456, 3840, 4320, 5760, 6912, 7411, 8640, 11520, 14822, 17280, 22233, 29644, 34560, 37055, 44466, 59288, 66699, 74110, 88932, 111165, 118576, 133398, 148220, 177864, 200097, 222330, 237152, 266796, 296440, 333495, 355728, 400194, 444660, 474304, 533592, 592880, 666990, 711456, 800388, 889320, 948608, 1000485, 1067184, 1185760, 1333980, 1422912, 1600776, 1778640, 1897216, 2000970, 2134368, 2371520, 2667960, 2845824, 3201552, 3557280, 4001940, 4268736, 4743040, 5335920, 5691648, 6403104, 7114560, 8003880, 8537472, 9486080, 10671840, 12806208, 14229120, 16007760, 17074944, 21343680, 25612416, 28458240, 32015520, 42687360, 51224832, 64031040, 85374720, 128062080, 256124160]

約数ペア:

[(1, 256124160), (2, 128062080), (3, 85374720), (4, 64031040), (5, 51224832), (6, 42687360), (8, 32015520), (9, 28458240), (10, 25612416), (12, 21343680), (15, 17074944), (16, 16007760), (18, 14229120), (20, 12806208), (24, 10671840), (27, 9486080), (30, 8537472), (32, 8003880), (36, 7114560), (40, 6403104), (45, 5691648), (48, 5335920), (54, 4743040), (60, 4268736), (64, 4001940), (72, 3557280), (80, 3201552), (90, 2845824), (96, 2667960), (108, 2371520), (120, 2134368), (128, 2000970), (135, 1897216), (144, 1778640), (160, 1600776), (180, 1422912), (192, 1333980), (216, 1185760), (240, 1067184), (256, 1000485), (270, 948608), (288, 889320), (320, 800388), (360, 711456), (384, 666990), (432, 592880), (480, 533592), (540, 474304), (576, 444660), (640, 400194), (720, 355728), (768, 333495), (864, 296440), (960, 266796), (1080, 237152), (1152, 222330), (1280, 200097), (1440, 177864), (1728, 148220), (1920, 133398), (2160, 118576), (2304, 111165), (2880, 88932), (3456, 74110), (3840, 66699), (4320, 59288), (5760, 44466), (6912, 37055), (7411, 34560), (8640, 29644), (11520, 22233), (14822, 17280)]