208658560

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{277}}^1$

素因数の和:414

約数の個数: 128

約数和(自身を含む): 551240640

約数和(自身を除く): 342582080

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 107, 110, 128, 160, 176, 214, 220, 277, 320, 352, 428, 440, 535, 554, 640, 704, 856, 880, 1070, 1108, 1177, 1385, 1408, 1712, 1760, 2140, 2216, 2354, 2770, 3047, 3424, 3520, 4280, 4432, 4708, 5540, 5885, 6094, 6848, 7040, 8560, 8864, 9416, 11080, 11770, 12188, 13696, 15235, 17120, 17728, 18832, 22160, 23540, 24376, 29639, 30470, 34240, 35456, 37664, 44320, 47080, 48752, 59278, 60940, 68480, 75328, 88640, 94160, 97504, 118556, 121880, 148195, 150656, 177280, 188320, 195008, 237112, 243760, 296390, 326029, 376640, 390016, 474224, 487520, 592780, 652058, 753280, 948448, 975040, 1185560, 1304116, 1630145, 1896896, 1950080, 2371120, 2608232, 3260290, 3793792, 4742240, 5216464, 6520580, 9484480, 10432928, 13041160, 18968960, 20865856, 26082320, 41731712, 52164640, 104329280, 208658560]

約数ペア:

[(1, 208658560), (2, 104329280), (4, 52164640), (5, 41731712), (8, 26082320), (10, 20865856), (11, 18968960), (16, 13041160), (20, 10432928), (22, 9484480), (32, 6520580), (40, 5216464), (44, 4742240), (55, 3793792), (64, 3260290), (80, 2608232), (88, 2371120), (107, 1950080), (110, 1896896), (128, 1630145), (160, 1304116), (176, 1185560), (214, 975040), (220, 948448), (277, 753280), (320, 652058), (352, 592780), (428, 487520), (440, 474224), (535, 390016), (554, 376640), (640, 326029), (704, 296390), (856, 243760), (880, 237112), (1070, 195008), (1108, 188320), (1177, 177280), (1385, 150656), (1408, 148195), (1712, 121880), (1760, 118556), (2140, 97504), (2216, 94160), (2354, 88640), (2770, 75328), (3047, 68480), (3424, 60940), (3520, 59278), (4280, 48752), (4432, 47080), (4708, 44320), (5540, 37664), (5885, 35456), (6094, 34240), (6848, 30470), (7040, 29639), (8560, 24376), (8864, 23540), (9416, 22160), (11080, 18832), (11770, 17728), (12188, 17120), (13696, 15235)]