188727080

素因数分解:

$2^3\times 5^1\times {\mathrm{97}}^1\times {\mathrm{127}}^1\times {\mathrm{383}}^1$

素因数の和:618

約数の個数: 64

約数和(自身を含む): 433520640

約数和(自身を除く): 244793560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 97, 127, 194, 254, 383, 388, 485, 508, 635, 766, 776, 970, 1016, 1270, 1532, 1915, 1940, 2540, 3064, 3830, 3880, 5080, 7660, 12319, 15320, 24638, 37151, 48641, 49276, 61595, 74302, 97282, 98552, 123190, 148604, 185755, 194564, 243205, 246380, 297208, 371510, 389128, 486410, 492760, 743020, 972820, 1486040, 1945640, 4718177, 9436354, 18872708, 23590885, 37745416, 47181770, 94363540, 188727080]

約数ペア:

[(1, 188727080), (2, 94363540), (4, 47181770), (5, 37745416), (8, 23590885), (10, 18872708), (20, 9436354), (40, 4718177), (97, 1945640), (127, 1486040), (194, 972820), (254, 743020), (383, 492760), (388, 486410), (485, 389128), (508, 371510), (635, 297208), (766, 246380), (776, 243205), (970, 194564), (1016, 185755), (1270, 148604), (1532, 123190), (1915, 98552), (1940, 97282), (2540, 74302), (3064, 61595), (3830, 49276), (3880, 48641), (5080, 37151), (7660, 24638), (12319, 15320)]