40478436

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1$

素因数の和:166

約数の個数: 144

約数和(自身を含む): 117411840

約数和(自身を除く): 76933404

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 23, 31, 36, 38, 46, 57, 62, 69, 76, 83, 92, 93, 114, 124, 138, 166, 171, 186, 207, 228, 249, 276, 279, 332, 342, 372, 414, 437, 498, 558, 589, 684, 713, 747, 828, 874, 996, 1116, 1178, 1311, 1426, 1494, 1577, 1748, 1767, 1909, 2139, 2356, 2573, 2622, 2852, 2988, 3154, 3534, 3818, 3933, 4278, 4731, 5146, 5244, 5301, 5727, 6308, 6417, 7068, 7636, 7719, 7866, 8556, 9462, 10292, 10602, 11454, 12834, 13547, 14193, 15438, 15732, 17181, 18924, 21204, 22908, 23157, 25668, 27094, 28386, 30876, 34362, 36271, 40641, 46314, 48887, 54188, 56772, 59179, 68724, 72542, 81282, 92628, 97774, 108813, 118358, 121923, 145084, 146661, 162564, 177537, 195548, 217626, 236716, 243846, 293322, 326439, 355074, 435252, 439983, 487692, 532611, 586644, 652878, 710148, 879966, 1065222, 1124401, 1305756, 1759932, 2130444, 2248802, 3373203, 4497604, 6746406, 10119609, 13492812, 20239218, 40478436]

約数ペア:

[(1, 40478436), (2, 20239218), (3, 13492812), (4, 10119609), (6, 6746406), (9, 4497604), (12, 3373203), (18, 2248802), (19, 2130444), (23, 1759932), (31, 1305756), (36, 1124401), (38, 1065222), (46, 879966), (57, 710148), (62, 652878), (69, 586644), (76, 532611), (83, 487692), (92, 439983), (93, 435252), (114, 355074), (124, 326439), (138, 293322), (166, 243846), (171, 236716), (186, 217626), (207, 195548), (228, 177537), (249, 162564), (276, 146661), (279, 145084), (332, 121923), (342, 118358), (372, 108813), (414, 97774), (437, 92628), (498, 81282), (558, 72542), (589, 68724), (684, 59179), (713, 56772), (747, 54188), (828, 48887), (874, 46314), (996, 40641), (1116, 36271), (1178, 34362), (1311, 30876), (1426, 28386), (1494, 27094), (1577, 25668), (1748, 23157), (1767, 22908), (1909, 21204), (2139, 18924), (2356, 17181), (2573, 15732), (2622, 15438), (2852, 14193), (2988, 13547), (3154, 12834), (3534, 11454), (3818, 10602), (3933, 10292), (4278, 9462), (4731, 8556), (5146, 7866), (5244, 7719), (5301, 7636), (5727, 7068), (6308, 6417)]