199869560

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{12277}}^1$

素因数の和:12336

約数の個数: 64

約数和(自身を含む): 503889120

約数和(自身を除く): 304019560

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 37, 40, 44, 55, 74, 88, 110, 148, 185, 220, 296, 370, 407, 440, 740, 814, 1480, 1628, 2035, 3256, 4070, 8140, 12277, 16280, 24554, 49108, 61385, 98216, 122770, 135047, 245540, 270094, 454249, 491080, 540188, 675235, 908498, 1080376, 1350470, 1816996, 2271245, 2700940, 3633992, 4542490, 4996739, 5401880, 9084980, 9993478, 18169960, 19986956, 24983695, 39973912, 49967390, 99934780, 199869560]

約数ペア:

[(1, 199869560), (2, 99934780), (4, 49967390), (5, 39973912), (8, 24983695), (10, 19986956), (11, 18169960), (20, 9993478), (22, 9084980), (37, 5401880), (40, 4996739), (44, 4542490), (55, 3633992), (74, 2700940), (88, 2271245), (110, 1816996), (148, 1350470), (185, 1080376), (220, 908498), (296, 675235), (370, 540188), (407, 491080), (440, 454249), (740, 270094), (814, 245540), (1480, 135047), (1628, 122770), (2035, 98216), (3256, 61385), (4070, 49108), (8140, 24554), (12277, 16280)]