74885940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{4289}}^1$

素因数の和:4401

約数の個数: 72

約数和(自身を含む): 229549320

約数和(自身を除く): 154663380

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 97, 180, 194, 291, 388, 485, 582, 873, 970, 1164, 1455, 1746, 1940, 2910, 3492, 4289, 4365, 5820, 8578, 8730, 12867, 17156, 17460, 21445, 25734, 38601, 42890, 51468, 64335, 77202, 85780, 128670, 154404, 193005, 257340, 386010, 416033, 772020, 832066, 1248099, 1664132, 2080165, 2496198, 3744297, 4160330, 4992396, 6240495, 7488594, 8320660, 12480990, 14977188, 18721485, 24961980, 37442970, 74885940]

約数ペア:

[(1, 74885940), (2, 37442970), (3, 24961980), (4, 18721485), (5, 14977188), (6, 12480990), (9, 8320660), (10, 7488594), (12, 6240495), (15, 4992396), (18, 4160330), (20, 3744297), (30, 2496198), (36, 2080165), (45, 1664132), (60, 1248099), (90, 832066), (97, 772020), (180, 416033), (194, 386010), (291, 257340), (388, 193005), (485, 154404), (582, 128670), (873, 85780), (970, 77202), (1164, 64335), (1455, 51468), (1746, 42890), (1940, 38601), (2910, 25734), (3492, 21445), (4289, 17460), (4365, 17156), (5820, 12867), (8578, 8730)]