13168120

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{359}}^1$

素因数の和:508

約数の個数: 64

約数和(自身を含む): 34214400

約数和(自身を除く): 21046280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 131, 140, 262, 280, 359, 524, 655, 718, 917, 1048, 1310, 1436, 1795, 1834, 2513, 2620, 2872, 3590, 3668, 4585, 5026, 5240, 7180, 7336, 9170, 10052, 12565, 14360, 18340, 20104, 25130, 36680, 47029, 50260, 94058, 100520, 188116, 235145, 329203, 376232, 470290, 658406, 940580, 1316812, 1646015, 1881160, 2633624, 3292030, 6584060, 13168120]

約数ペア:

[(1, 13168120), (2, 6584060), (4, 3292030), (5, 2633624), (7, 1881160), (8, 1646015), (10, 1316812), (14, 940580), (20, 658406), (28, 470290), (35, 376232), (40, 329203), (56, 235145), (70, 188116), (131, 100520), (140, 94058), (262, 50260), (280, 47029), (359, 36680), (524, 25130), (655, 20104), (718, 18340), (917, 14360), (1048, 12565), (1310, 10052), (1436, 9170), (1795, 7336), (1834, 7180), (2513, 5240), (2620, 5026), (2872, 4585), (3590, 3668)]