225788080

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{239}}^1\times {\mathrm{241}}^1$

素因数の和:507

約数の個数: 120

約数和(自身を含む): 615764160

約数和(自身を除く): 389976080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 239, 241, 245, 280, 392, 478, 482, 490, 560, 784, 956, 964, 980, 1195, 1205, 1673, 1687, 1912, 1928, 1960, 2390, 2410, 3346, 3374, 3824, 3856, 3920, 4780, 4820, 6692, 6748, 8365, 8435, 9560, 9640, 11711, 11809, 13384, 13496, 16730, 16870, 19120, 19280, 23422, 23618, 26768, 26992, 33460, 33740, 46844, 47236, 57599, 58555, 59045, 66920, 67480, 93688, 94472, 115198, 117110, 118090, 133840, 134960, 187376, 188944, 230396, 234220, 236180, 287995, 403193, 460792, 468440, 472360, 575990, 806386, 921584, 936880, 944720, 1151980, 1612772, 2015965, 2303960, 2822351, 3225544, 4031930, 4607920, 5644702, 6451088, 8063860, 11289404, 14111755, 16127720, 22578808, 28223510, 32255440, 45157616, 56447020, 112894040, 225788080]

約数ペア:

[(1, 225788080), (2, 112894040), (4, 56447020), (5, 45157616), (7, 32255440), (8, 28223510), (10, 22578808), (14, 16127720), (16, 14111755), (20, 11289404), (28, 8063860), (35, 6451088), (40, 5644702), (49, 4607920), (56, 4031930), (70, 3225544), (80, 2822351), (98, 2303960), (112, 2015965), (140, 1612772), (196, 1151980), (239, 944720), (241, 936880), (245, 921584), (280, 806386), (392, 575990), (478, 472360), (482, 468440), (490, 460792), (560, 403193), (784, 287995), (956, 236180), (964, 234220), (980, 230396), (1195, 188944), (1205, 187376), (1673, 134960), (1687, 133840), (1912, 118090), (1928, 117110), (1960, 115198), (2390, 94472), (2410, 93688), (3346, 67480), (3374, 66920), (3824, 59045), (3856, 58555), (3920, 57599), (4780, 47236), (4820, 46844), (6692, 33740), (6748, 33460), (8365, 26992), (8435, 26768), (9560, 23618), (9640, 23422), (11711, 19280), (11809, 19120), (13384, 16870), (13496, 16730)]