2730240

素因数分解:

$2^8\times 3^3\times 5^1\times {\mathrm{79}}^1$

素因数の和:109

約数の個数: 144

約数和(自身を含む): 9811200

約数和(自身を除く): 7080960

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, 79, 80, 90, 96, 108, 120, 128, 135, 144, 158, 160, 180, 192, 216, 237, 240, 256, 270, 288, 316, 320, 360, 384, 395, 432, 474, 480, 540, 576, 632, 640, 711, 720, 768, 790, 864, 948, 960, 1080, 1152, 1185, 1264, 1280, 1422, 1440, 1580, 1728, 1896, 1920, 2133, 2160, 2304, 2370, 2528, 2844, 2880, 3160, 3456, 3555, 3792, 3840, 4266, 4320, 4740, 5056, 5688, 5760, 6320, 6912, 7110, 7584, 8532, 8640, 9480, 10112, 10665, 11376, 11520, 12640, 14220, 15168, 17064, 17280, 18960, 20224, 21330, 22752, 25280, 28440, 30336, 34128, 34560, 37920, 42660, 45504, 50560, 56880, 60672, 68256, 75840, 85320, 91008, 101120, 113760, 136512, 151680, 170640, 182016, 227520, 273024, 303360, 341280, 455040, 546048, 682560, 910080, 1365120, 2730240]

約数ペア:

[(1, 2730240), (2, 1365120), (3, 910080), (4, 682560), (5, 546048), (6, 455040), (8, 341280), (9, 303360), (10, 273024), (12, 227520), (15, 182016), (16, 170640), (18, 151680), (20, 136512), (24, 113760), (27, 101120), (30, 91008), (32, 85320), (36, 75840), (40, 68256), (45, 60672), (48, 56880), (54, 50560), (60, 45504), (64, 42660), (72, 37920), (79, 34560), (80, 34128), (90, 30336), (96, 28440), (108, 25280), (120, 22752), (128, 21330), (135, 20224), (144, 18960), (158, 17280), (160, 17064), (180, 15168), (192, 14220), (216, 12640), (237, 11520), (240, 11376), (256, 10665), (270, 10112), (288, 9480), (316, 8640), (320, 8532), (360, 7584), (384, 7110), (395, 6912), (432, 6320), (474, 5760), (480, 5688), (540, 5056), (576, 4740), (632, 4320), (640, 4266), (711, 3840), (720, 3792), (768, 3555), (790, 3456), (864, 3160), (948, 2880), (960, 2844), (1080, 2528), (1152, 2370), (1185, 2304), (1264, 2160), (1280, 2133), (1422, 1920), (1440, 1896), (1580, 1728)]