149725240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{3847}}^1$

素因数の和:4004

約数の個数: 64

約数和(自身を含む): 387878400

約数和(自身を除く): 238153160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 139, 140, 278, 280, 556, 695, 973, 1112, 1390, 1946, 2780, 3847, 3892, 4865, 5560, 7694, 7784, 9730, 15388, 19235, 19460, 26929, 30776, 38470, 38920, 53858, 76940, 107716, 134645, 153880, 215432, 269290, 534733, 538580, 1069466, 1077160, 2138932, 2673665, 3743131, 4277864, 5347330, 7486262, 10694660, 14972524, 18715655, 21389320, 29945048, 37431310, 74862620, 149725240]

約数ペア:

[(1, 149725240), (2, 74862620), (4, 37431310), (5, 29945048), (7, 21389320), (8, 18715655), (10, 14972524), (14, 10694660), (20, 7486262), (28, 5347330), (35, 4277864), (40, 3743131), (56, 2673665), (70, 2138932), (139, 1077160), (140, 1069466), (278, 538580), (280, 534733), (556, 269290), (695, 215432), (973, 153880), (1112, 134645), (1390, 107716), (1946, 76940), (2780, 53858), (3847, 38920), (3892, 38470), (4865, 30776), (5560, 26929), (7694, 19460), (7784, 19235), (9730, 15388)]