72169676

素因数分解:

$2^2\times {\mathrm{19}}^2\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1$

素因数の和:159

約数の個数: 72

約数和(自身を含む): 145170144

約数和(自身を除く): 73000468

約数列:

[1, 2, 4, 19, 23, 38, 41, 46, 53, 76, 82, 92, 106, 164, 212, 361, 437, 722, 779, 874, 943, 1007, 1219, 1444, 1558, 1748, 1886, 2014, 2173, 2438, 3116, 3772, 4028, 4346, 4876, 8303, 8692, 14801, 16606, 17917, 19133, 23161, 29602, 33212, 35834, 38266, 41287, 46322, 49979, 59204, 71668, 76532, 82574, 92644, 99958, 165148, 199916, 340423, 440059, 680846, 784453, 880118, 949601, 1361692, 1568906, 1760236, 1899202, 3137812, 3798404, 18042419, 36084838, 72169676]

約数ペア:

[(1, 72169676), (2, 36084838), (4, 18042419), (19, 3798404), (23, 3137812), (38, 1899202), (41, 1760236), (46, 1568906), (53, 1361692), (76, 949601), (82, 880118), (92, 784453), (106, 680846), (164, 440059), (212, 340423), (361, 199916), (437, 165148), (722, 99958), (779, 92644), (874, 82574), (943, 76532), (1007, 71668), (1219, 59204), (1444, 49979), (1558, 46322), (1748, 41287), (1886, 38266), (2014, 35834), (2173, 33212), (2438, 29602), (3116, 23161), (3772, 19133), (4028, 17917), (4346, 16606), (4876, 14801), (8303, 8692)]