1905491520

素因数分解:

$2^6\times 3^3\times 5^1\times {\mathrm{220543}}^1$

素因数の和:220569

約数の個数: 112

約数和(自身を含む): 6722181120

約数和(自身を除く): 4816689600

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, 135, 144, 160, 180, 192, 216, 240, 270, 288, 320, 360, 432, 480, 540, 576, 720, 864, 960, 1080, 1440, 1728, 2160, 2880, 4320, 8640, 220543, 441086, 661629, 882172, 1102715, 1323258, 1764344, 1984887, 2205430, 2646516, 3308145, 3528688, 3969774, 4410860, 5293032, 5954661, 6616290, 7057376, 7939548, 8821720, 9924435, 10586064, 11909322, 13232580, 14114752, 15879096, 17643440, 19848870, 21172128, 23818644, 26465160, 29773305, 31758192, 35286880, 39697740, 42344256, 47637288, 52930320, 59546610, 63516384, 70573760, 79395480, 95274576, 105860640, 119093220, 127032768, 158790960, 190549152, 211721280, 238186440, 317581920, 381098304, 476372880, 635163840, 952745760, 1905491520]

約数ペア:

[(1, 1905491520), (2, 952745760), (3, 635163840), (4, 476372880), (5, 381098304), (6, 317581920), (8, 238186440), (9, 211721280), (10, 190549152), (12, 158790960), (15, 127032768), (16, 119093220), (18, 105860640), (20, 95274576), (24, 79395480), (27, 70573760), (30, 63516384), (32, 59546610), (36, 52930320), (40, 47637288), (45, 42344256), (48, 39697740), (54, 35286880), (60, 31758192), (64, 29773305), (72, 26465160), (80, 23818644), (90, 21172128), (96, 19848870), (108, 17643440), (120, 15879096), (135, 14114752), (144, 13232580), (160, 11909322), (180, 10586064), (192, 9924435), (216, 8821720), (240, 7939548), (270, 7057376), (288, 6616290), (320, 5954661), (360, 5293032), (432, 4410860), (480, 3969774), (540, 3528688), (576, 3308145), (720, 2646516), (864, 2205430), (960, 1984887), (1080, 1764344), (1440, 1323258), (1728, 1102715), (2160, 882172), (2880, 661629), (4320, 441086), (8640, 220543)]