208565940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{251}}^1\times {\mathrm{1259}}^1$

素因数の和:1533

約数の個数: 96

約数和(自身を含む): 640120320

約数和(自身を除く): 431554380

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 132, 165, 220, 251, 330, 502, 660, 753, 1004, 1255, 1259, 1506, 2510, 2518, 2761, 3012, 3765, 3777, 5020, 5036, 5522, 6295, 7530, 7554, 8283, 11044, 12590, 13805, 13849, 15060, 15108, 16566, 18885, 25180, 27610, 27698, 33132, 37770, 41415, 41547, 55220, 55396, 69245, 75540, 82830, 83094, 138490, 165660, 166188, 207735, 276980, 316009, 415470, 632018, 830940, 948027, 1264036, 1580045, 1896054, 3160090, 3476099, 3792108, 4740135, 6320180, 6952198, 9480270, 10428297, 13904396, 17380495, 18960540, 20856594, 34760990, 41713188, 52141485, 69521980, 104282970, 208565940]

約数ペア:

[(1, 208565940), (2, 104282970), (3, 69521980), (4, 52141485), (5, 41713188), (6, 34760990), (10, 20856594), (11, 18960540), (12, 17380495), (15, 13904396), (20, 10428297), (22, 9480270), (30, 6952198), (33, 6320180), (44, 4740135), (55, 3792108), (60, 3476099), (66, 3160090), (110, 1896054), (132, 1580045), (165, 1264036), (220, 948027), (251, 830940), (330, 632018), (502, 415470), (660, 316009), (753, 276980), (1004, 207735), (1255, 166188), (1259, 165660), (1506, 138490), (2510, 83094), (2518, 82830), (2761, 75540), (3012, 69245), (3765, 55396), (3777, 55220), (5020, 41547), (5036, 41415), (5522, 37770), (6295, 33132), (7530, 27698), (7554, 27610), (8283, 25180), (11044, 18885), (12590, 16566), (13805, 15108), (13849, 15060)]