28270080

素因数分解:

$2^9\times 3^3\times 5^1\times {\mathrm{409}}^1$

素因数の和:441

約数の個数: 160

約数和(自身を含む): 100663200

約数和(自身を除く): 72393120

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, 409, 432, 480, 512, 540, 576, 640, 720, 768, 818, 864, 960, 1080, 1152, 1227, 1280, 1440, 1536, 1636, 1728, 1920, 2045, 2160, 2304, 2454, 2560, 2880, 3272, 3456, 3681, 3840, 4090, 4320, 4608, 4908, 5760, 6135, 6544, 6912, 7362, 7680, 8180, 8640, 9816, 11043, 11520, 12270, 13088, 13824, 14724, 16360, 17280, 18405, 19632, 22086, 23040, 24540, 26176, 29448, 32720, 34560, 36810, 39264, 44172, 49080, 52352, 55215, 58896, 65440, 69120, 73620, 78528, 88344, 98160, 104704, 110430, 117792, 130880, 147240, 157056, 176688, 196320, 209408, 220860, 235584, 261760, 294480, 314112, 353376, 392640, 441720, 471168, 523520, 588960, 628224, 706752, 785280, 883440, 942336, 1047040, 1177920, 1413504, 1570560, 1766880, 1884672, 2355840, 2827008, 3141120, 3533760, 4711680, 5654016, 7067520, 9423360, 14135040, 28270080]

約数ペア:

[(1, 28270080), (2, 14135040), (3, 9423360), (4, 7067520), (5, 5654016), (6, 4711680), (8, 3533760), (9, 3141120), (10, 2827008), (12, 2355840), (15, 1884672), (16, 1766880), (18, 1570560), (20, 1413504), (24, 1177920), (27, 1047040), (30, 942336), (32, 883440), (36, 785280), (40, 706752), (45, 628224), (48, 588960), (54, 523520), (60, 471168), (64, 441720), (72, 392640), (80, 353376), (90, 314112), (96, 294480), (108, 261760), (120, 235584), (128, 220860), (135, 209408), (144, 196320), (160, 176688), (180, 157056), (192, 147240), (216, 130880), (240, 117792), (256, 110430), (270, 104704), (288, 98160), (320, 88344), (360, 78528), (384, 73620), (409, 69120), (432, 65440), (480, 58896), (512, 55215), (540, 52352), (576, 49080), (640, 44172), (720, 39264), (768, 36810), (818, 34560), (864, 32720), (960, 29448), (1080, 26176), (1152, 24540), (1227, 23040), (1280, 22086), (1440, 19632), (1536, 18405), (1636, 17280), (1728, 16360), (1920, 14724), (2045, 13824), (2160, 13088), (2304, 12270), (2454, 11520), (2560, 11043), (2880, 9816), (3272, 8640), (3456, 8180), (3681, 7680), (3840, 7362), (4090, 6912), (4320, 6544), (4608, 6135), (4908, 5760)]