160998020

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{167}}^1$

素因数の和:297

約数の個数: 96

約数和(自身を含む): 372556800

約数和(自身を除く): 211558780

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 43, 59, 76, 86, 95, 118, 167, 172, 190, 215, 236, 295, 334, 380, 430, 590, 668, 817, 835, 860, 1121, 1180, 1634, 1670, 2242, 2537, 3173, 3268, 3340, 4085, 4484, 5074, 5605, 6346, 7181, 8170, 9853, 10148, 11210, 12685, 12692, 14362, 15865, 16340, 19706, 22420, 25370, 28724, 31730, 35905, 39412, 48203, 49265, 50740, 63460, 71810, 96406, 98530, 136439, 143620, 187207, 192812, 197060, 241015, 272878, 374414, 423679, 482030, 545756, 682195, 748828, 847358, 936035, 964060, 1364390, 1694716, 1872070, 2118395, 2728780, 3744140, 4236790, 8049901, 8473580, 16099802, 32199604, 40249505, 80499010, 160998020]

約数ペア:

[(1, 160998020), (2, 80499010), (4, 40249505), (5, 32199604), (10, 16099802), (19, 8473580), (20, 8049901), (38, 4236790), (43, 3744140), (59, 2728780), (76, 2118395), (86, 1872070), (95, 1694716), (118, 1364390), (167, 964060), (172, 936035), (190, 847358), (215, 748828), (236, 682195), (295, 545756), (334, 482030), (380, 423679), (430, 374414), (590, 272878), (668, 241015), (817, 197060), (835, 192812), (860, 187207), (1121, 143620), (1180, 136439), (1634, 98530), (1670, 96406), (2242, 71810), (2537, 63460), (3173, 50740), (3268, 49265), (3340, 48203), (4085, 39412), (4484, 35905), (5074, 31730), (5605, 28724), (6346, 25370), (7181, 22420), (8170, 19706), (9853, 16340), (10148, 15865), (11210, 14362), (12685, 12692)]