204566910

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{347}}^1\times {\mathrm{457}}^1$

素因数の和:857

約数の個数: 64

約数和(自身を含む): 504928512

約数和(自身を除く): 300361602

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 43, 86, 129, 215, 258, 347, 430, 457, 645, 694, 914, 1041, 1290, 1371, 1735, 2082, 2285, 2742, 3470, 4570, 5205, 6855, 10410, 13710, 14921, 19651, 29842, 39302, 44763, 58953, 74605, 89526, 98255, 117906, 149210, 158579, 196510, 223815, 294765, 317158, 447630, 475737, 589530, 792895, 951474, 1585790, 2378685, 4757370, 6818897, 13637794, 20456691, 34094485, 40913382, 68188970, 102283455, 204566910]

約数ペア:

[(1, 204566910), (2, 102283455), (3, 68188970), (5, 40913382), (6, 34094485), (10, 20456691), (15, 13637794), (30, 6818897), (43, 4757370), (86, 2378685), (129, 1585790), (215, 951474), (258, 792895), (347, 589530), (430, 475737), (457, 447630), (645, 317158), (694, 294765), (914, 223815), (1041, 196510), (1290, 158579), (1371, 149210), (1735, 117906), (2082, 98255), (2285, 89526), (2742, 74605), (3470, 58953), (4570, 44763), (5205, 39302), (6855, 29842), (10410, 19651), (13710, 14921)]