28774430720

素因数分解:

$2^{11}\times 5^1\times 7^2\times {\mathrm{57347}}^1$

素因数の和:57388

約数の個数: 144

約数和(自身を含む): 80315300520

約数和(自身を除く): 51540869800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 128, 140, 160, 196, 224, 245, 256, 280, 320, 392, 448, 490, 512, 560, 640, 784, 896, 980, 1024, 1120, 1280, 1568, 1792, 1960, 2048, 2240, 2560, 3136, 3584, 3920, 4480, 5120, 6272, 7168, 7840, 8960, 10240, 12544, 14336, 15680, 17920, 25088, 31360, 35840, 50176, 57347, 62720, 71680, 100352, 114694, 125440, 229388, 250880, 286735, 401429, 458776, 501760, 573470, 802858, 917552, 1146940, 1605716, 1835104, 2007145, 2293880, 2810003, 3211432, 3670208, 4014290, 4587760, 5620006, 6422864, 7340416, 8028580, 9175520, 11240012, 12845728, 14050015, 14680832, 16057160, 18351040, 22480024, 25691456, 28100030, 29361664, 32114320, 36702080, 44960048, 51382912, 56200060, 58723328, 64228640, 73404160, 89920096, 102765824, 112400120, 117446656, 128457280, 146808320, 179840192, 205531648, 224800240, 256914560, 293616640, 359680384, 411063296, 449600480, 513829120, 587233280, 719360768, 822126592, 899200960, 1027658240, 1438721536, 1798401920, 2055316480, 2877443072, 3596803840, 4110632960, 5754886144, 7193607680, 14387215360, 28774430720]

約数ペア:

[(1, 28774430720), (2, 14387215360), (4, 7193607680), (5, 5754886144), (7, 4110632960), (8, 3596803840), (10, 2877443072), (14, 2055316480), (16, 1798401920), (20, 1438721536), (28, 1027658240), (32, 899200960), (35, 822126592), (40, 719360768), (49, 587233280), (56, 513829120), (64, 449600480), (70, 411063296), (80, 359680384), (98, 293616640), (112, 256914560), (128, 224800240), (140, 205531648), (160, 179840192), (196, 146808320), (224, 128457280), (245, 117446656), (256, 112400120), (280, 102765824), (320, 89920096), (392, 73404160), (448, 64228640), (490, 58723328), (512, 56200060), (560, 51382912), (640, 44960048), (784, 36702080), (896, 32114320), (980, 29361664), (1024, 28100030), (1120, 25691456), (1280, 22480024), (1568, 18351040), (1792, 16057160), (1960, 14680832), (2048, 14050015), (2240, 12845728), (2560, 11240012), (3136, 9175520), (3584, 8028580), (3920, 7340416), (4480, 6422864), (5120, 5620006), (6272, 4587760), (7168, 4014290), (7840, 3670208), (8960, 3211432), (10240, 2810003), (12544, 2293880), (14336, 2007145), (15680, 1835104), (17920, 1605716), (25088, 1146940), (31360, 917552), (35840, 802858), (50176, 573470), (57347, 501760), (62720, 458776), (71680, 401429), (100352, 286735), (114694, 250880), (125440, 229388)]