163937620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{106453}}^1$

素因数の和:106480

約数の個数: 48

約数和(自身を含む): 429222528

約数和(自身を除く): 265284908

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 106453, 212906, 425812, 532265, 745171, 1064530, 1170983, 1490342, 2129060, 2341966, 2980684, 3725855, 4683932, 5854915, 7451710, 8196881, 11709830, 14903420, 16393762, 23419660, 32787524, 40984405, 81968810, 163937620]

約数ペア:

[(1, 163937620), (2, 81968810), (4, 40984405), (5, 32787524), (7, 23419660), (10, 16393762), (11, 14903420), (14, 11709830), (20, 8196881), (22, 7451710), (28, 5854915), (35, 4683932), (44, 3725855), (55, 2980684), (70, 2341966), (77, 2129060), (110, 1490342), (140, 1170983), (154, 1064530), (220, 745171), (308, 532265), (385, 425812), (770, 212906), (1540, 106453)]