181787892

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{29}}^1\times {\mathrm{281}}^1$

素因数の和:354

約数の個数: 144

約数和(自身を含む): 520188480

約数和(自身を除く): 338400588

約数列:

[1, 2, 3, 4, 6, 11, 12, 13, 22, 26, 29, 33, 39, 44, 52, 58, 66, 78, 87, 116, 132, 143, 156, 169, 174, 281, 286, 319, 338, 348, 377, 429, 507, 562, 572, 638, 676, 754, 843, 858, 957, 1014, 1124, 1131, 1276, 1508, 1686, 1716, 1859, 1914, 2028, 2262, 3091, 3372, 3653, 3718, 3828, 4147, 4524, 4901, 5577, 6182, 7306, 7436, 8149, 8294, 9273, 9802, 10959, 11154, 12364, 12441, 14612, 14703, 16298, 16588, 18546, 19604, 21918, 22308, 24447, 24882, 29406, 32596, 37092, 40183, 43836, 47489, 48894, 49764, 53911, 58812, 80366, 89639, 94978, 97788, 105937, 107822, 120549, 142467, 160732, 161733, 179278, 189956, 211874, 215644, 241098, 268917, 284934, 317811, 323466, 358556, 423748, 482196, 522379, 537834, 569868, 635622, 646932, 1044758, 1075668, 1165307, 1271244, 1377181, 1567137, 2089516, 2330614, 2754362, 3134274, 3495921, 4131543, 4661228, 5508724, 6268548, 6991842, 8263086, 13983684, 15148991, 16526172, 30297982, 45446973, 60595964, 90893946, 181787892]

約数ペア:

[(1, 181787892), (2, 90893946), (3, 60595964), (4, 45446973), (6, 30297982), (11, 16526172), (12, 15148991), (13, 13983684), (22, 8263086), (26, 6991842), (29, 6268548), (33, 5508724), (39, 4661228), (44, 4131543), (52, 3495921), (58, 3134274), (66, 2754362), (78, 2330614), (87, 2089516), (116, 1567137), (132, 1377181), (143, 1271244), (156, 1165307), (169, 1075668), (174, 1044758), (281, 646932), (286, 635622), (319, 569868), (338, 537834), (348, 522379), (377, 482196), (429, 423748), (507, 358556), (562, 323466), (572, 317811), (638, 284934), (676, 268917), (754, 241098), (843, 215644), (858, 211874), (957, 189956), (1014, 179278), (1124, 161733), (1131, 160732), (1276, 142467), (1508, 120549), (1686, 107822), (1716, 105937), (1859, 97788), (1914, 94978), (2028, 89639), (2262, 80366), (3091, 58812), (3372, 53911), (3653, 49764), (3718, 48894), (3828, 47489), (4147, 43836), (4524, 40183), (4901, 37092), (5577, 32596), (6182, 29406), (7306, 24882), (7436, 24447), (8149, 22308), (8294, 21918), (9273, 19604), (9802, 18546), (10959, 16588), (11154, 16298), (12364, 14703), (12441, 14612)]