90171480

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{107347}}^1$

素因数の和:107368

約数の個数: 64

約数和(自身を含む): 309162240

約数和(自身を除く): 218990760

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 107347, 214694, 322041, 429388, 536735, 644082, 751429, 858776, 1073470, 1288164, 1502858, 1610205, 2146940, 2254287, 2576328, 3005716, 3220410, 3757145, 4293880, 4508574, 6011432, 6440820, 7514290, 9017148, 11271435, 12881640, 15028580, 18034296, 22542870, 30057160, 45085740, 90171480]

約数ペア:

[(1, 90171480), (2, 45085740), (3, 30057160), (4, 22542870), (5, 18034296), (6, 15028580), (7, 12881640), (8, 11271435), (10, 9017148), (12, 7514290), (14, 6440820), (15, 6011432), (20, 4508574), (21, 4293880), (24, 3757145), (28, 3220410), (30, 3005716), (35, 2576328), (40, 2254287), (42, 2146940), (56, 1610205), (60, 1502858), (70, 1288164), (84, 1073470), (105, 858776), (120, 751429), (140, 644082), (168, 536735), (210, 429388), (280, 322041), (420, 214694), (840, 107347)]