1905189120

素因数分解:

$2^8\times 3^3\times 5^1\times {\mathrm{55127}}^1$

素因数の和:55157

約数の個数: 144

約数和(自身を含む): 6760897920

約数和(自身を除く): 4855708800

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, 8640, 11520, 17280, 34560, 55127, 110254, 165381, 220508, 275635, 330762, 441016, 496143, 551270, 661524, 826905, 882032, 992286, 1102540, 1323048, 1488429, 1653810, 1764064, 1984572, 2205080, 2480715, 2646096, 2976858, 3307620, 3528128, 3969144, 4410160, 4961430, 5292192, 5953716, 6615240, 7056256, 7442145, 7938288, 8820320, 9922860, 10584384, 11907432, 13230480, 14112512, 14884290, 15876576, 17640640, 19845720, 21168768, 23814864, 26460960, 29768580, 31753152, 35281280, 39691440, 42337536, 47629728, 52921920, 59537160, 63506304, 70562560, 79382880, 95259456, 105843840, 119074320, 127012608, 158765760, 190518912, 211687680, 238148640, 317531520, 381037824, 476297280, 635063040, 952594560, 1905189120]

約数ペア:

[(1, 1905189120), (2, 952594560), (3, 635063040), (4, 476297280), (5, 381037824), (6, 317531520), (8, 238148640), (9, 211687680), (10, 190518912), (12, 158765760), (15, 127012608), (16, 119074320), (18, 105843840), (20, 95259456), (24, 79382880), (27, 70562560), (30, 63506304), (32, 59537160), (36, 52921920), (40, 47629728), (45, 42337536), (48, 39691440), (54, 35281280), (60, 31753152), (64, 29768580), (72, 26460960), (80, 23814864), (90, 21168768), (96, 19845720), (108, 17640640), (120, 15876576), (128, 14884290), (135, 14112512), (144, 13230480), (160, 11907432), (180, 10584384), (192, 9922860), (216, 8820320), (240, 7938288), (256, 7442145), (270, 7056256), (288, 6615240), (320, 5953716), (360, 5292192), (384, 4961430), (432, 4410160), (480, 3969144), (540, 3528128), (576, 3307620), (640, 2976858), (720, 2646096), (768, 2480715), (864, 2205080), (960, 1984572), (1080, 1764064), (1152, 1653810), (1280, 1488429), (1440, 1323048), (1728, 1102540), (1920, 992286), (2160, 882032), (2304, 826905), (2880, 661524), (3456, 551270), (3840, 496143), (4320, 441016), (5760, 330762), (6912, 275635), (8640, 220508), (11520, 165381), (17280, 110254), (34560, 55127)]