40020480

素因数分解:

$2^9\times 3^4\times 5^1\times {\mathrm{193}}^1$

素因数の和:228

約数の個数: 200

約数和(自身を含む): 144083412

約数和(自身を除く): 104062932

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, 81, 90, 96, 108, 120, 128, 135, 144, 160, 162, 180, 192, 193, 216, 240, 256, 270, 288, 320, 324, 360, 384, 386, 405, 432, 480, 512, 540, 576, 579, 640, 648, 720, 768, 772, 810, 864, 960, 965, 1080, 1152, 1158, 1280, 1296, 1440, 1536, 1544, 1620, 1728, 1737, 1920, 1930, 2160, 2304, 2316, 2560, 2592, 2880, 2895, 3088, 3240, 3456, 3474, 3840, 3860, 4320, 4608, 4632, 5184, 5211, 5760, 5790, 6176, 6480, 6912, 6948, 7680, 7720, 8640, 8685, 9264, 10368, 10422, 11520, 11580, 12352, 12960, 13824, 13896, 15440, 15633, 17280, 17370, 18528, 20736, 20844, 23040, 23160, 24704, 25920, 26055, 27792, 30880, 31266, 34560, 34740, 37056, 41472, 41688, 46320, 49408, 51840, 52110, 55584, 61760, 62532, 69120, 69480, 74112, 78165, 83376, 92640, 98816, 103680, 104220, 111168, 123520, 125064, 138960, 148224, 156330, 166752, 185280, 207360, 208440, 222336, 247040, 250128, 277920, 296448, 312660, 333504, 370560, 416880, 444672, 494080, 500256, 555840, 625320, 667008, 741120, 833760, 889344, 1000512, 1111680, 1250640, 1334016, 1482240, 1667520, 2001024, 2223360, 2501280, 2668032, 3335040, 4002048, 4446720, 5002560, 6670080, 8004096, 10005120, 13340160, 20010240, 40020480]

約数ペア:

[(1, 40020480), (2, 20010240), (3, 13340160), (4, 10005120), (5, 8004096), (6, 6670080), (8, 5002560), (9, 4446720), (10, 4002048), (12, 3335040), (15, 2668032), (16, 2501280), (18, 2223360), (20, 2001024), (24, 1667520), (27, 1482240), (30, 1334016), (32, 1250640), (36, 1111680), (40, 1000512), (45, 889344), (48, 833760), (54, 741120), (60, 667008), (64, 625320), (72, 555840), (80, 500256), (81, 494080), (90, 444672), (96, 416880), (108, 370560), (120, 333504), (128, 312660), (135, 296448), (144, 277920), (160, 250128), (162, 247040), (180, 222336), (192, 208440), (193, 207360), (216, 185280), (240, 166752), (256, 156330), (270, 148224), (288, 138960), (320, 125064), (324, 123520), (360, 111168), (384, 104220), (386, 103680), (405, 98816), (432, 92640), (480, 83376), (512, 78165), (540, 74112), (576, 69480), (579, 69120), (640, 62532), (648, 61760), (720, 55584), (768, 52110), (772, 51840), (810, 49408), (864, 46320), (960, 41688), (965, 41472), (1080, 37056), (1152, 34740), (1158, 34560), (1280, 31266), (1296, 30880), (1440, 27792), (1536, 26055), (1544, 25920), (1620, 24704), (1728, 23160), (1737, 23040), (1920, 20844), (1930, 20736), (2160, 18528), (2304, 17370), (2316, 17280), (2560, 15633), (2592, 15440), (2880, 13896), (2895, 13824), (3088, 12960), (3240, 12352), (3456, 11580), (3474, 11520), (3840, 10422), (3860, 10368), (4320, 9264), (4608, 8685), (4632, 8640), (5184, 7720), (5211, 7680), (5760, 6948), (5790, 6912), (6176, 6480)]