286485760

素因数分解:

$2^8\times 5^1\times {\mathrm{11}}^1\times {\mathrm{20347}}^1$

素因数の和:20379

約数の個数: 72

約数和(自身を含む): 748643616

約数和(自身を除く): 462157856

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 128, 160, 176, 220, 256, 320, 352, 440, 640, 704, 880, 1280, 1408, 1760, 2816, 3520, 7040, 14080, 20347, 40694, 81388, 101735, 162776, 203470, 223817, 325552, 406940, 447634, 651104, 813880, 895268, 1119085, 1302208, 1627760, 1790536, 2238170, 2604416, 3255520, 3581072, 4476340, 5208832, 6511040, 7162144, 8952680, 13022080, 14324288, 17905360, 26044160, 28648576, 35810720, 57297152, 71621440, 143242880, 286485760]

約数ペア:

[(1, 286485760), (2, 143242880), (4, 71621440), (5, 57297152), (8, 35810720), (10, 28648576), (11, 26044160), (16, 17905360), (20, 14324288), (22, 13022080), (32, 8952680), (40, 7162144), (44, 6511040), (55, 5208832), (64, 4476340), (80, 3581072), (88, 3255520), (110, 2604416), (128, 2238170), (160, 1790536), (176, 1627760), (220, 1302208), (256, 1119085), (320, 895268), (352, 813880), (440, 651104), (640, 447634), (704, 406940), (880, 325552), (1280, 223817), (1408, 203470), (1760, 162776), (2816, 101735), (3520, 81388), (7040, 40694), (14080, 20347)]