291247812

素因数分解:

$2^2\times 3^4\times {\mathrm{29}}^1\times {\mathrm{139}}^1\times {\mathrm{223}}^1$

素因数の和:407

約数の個数: 120

約数和(自身を含む): 796857600

約数和(自身を除く): 505609788

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 29, 36, 54, 58, 81, 87, 108, 116, 139, 162, 174, 223, 261, 278, 324, 348, 417, 446, 522, 556, 669, 783, 834, 892, 1044, 1251, 1338, 1566, 1668, 2007, 2349, 2502, 2676, 3132, 3753, 4014, 4031, 4698, 5004, 6021, 6467, 7506, 8028, 8062, 9396, 11259, 12042, 12093, 12934, 15012, 16124, 18063, 19401, 22518, 24084, 24186, 25868, 30997, 36126, 36279, 38802, 45036, 48372, 58203, 61994, 72252, 72558, 77604, 92991, 108837, 116406, 123988, 145116, 174609, 185982, 217674, 232812, 278973, 326511, 349218, 371964, 435348, 523827, 557946, 653022, 698436, 836919, 898913, 1047654, 1115892, 1306044, 1673838, 1797826, 2095308, 2510757, 2696739, 3347676, 3595652, 5021514, 5393478, 8090217, 10043028, 10786956, 16180434, 24270651, 32360868, 48541302, 72811953, 97082604, 145623906, 291247812]

約数ペア:

[(1, 291247812), (2, 145623906), (3, 97082604), (4, 72811953), (6, 48541302), (9, 32360868), (12, 24270651), (18, 16180434), (27, 10786956), (29, 10043028), (36, 8090217), (54, 5393478), (58, 5021514), (81, 3595652), (87, 3347676), (108, 2696739), (116, 2510757), (139, 2095308), (162, 1797826), (174, 1673838), (223, 1306044), (261, 1115892), (278, 1047654), (324, 898913), (348, 836919), (417, 698436), (446, 653022), (522, 557946), (556, 523827), (669, 435348), (783, 371964), (834, 349218), (892, 326511), (1044, 278973), (1251, 232812), (1338, 217674), (1566, 185982), (1668, 174609), (2007, 145116), (2349, 123988), (2502, 116406), (2676, 108837), (3132, 92991), (3753, 77604), (4014, 72558), (4031, 72252), (4698, 61994), (5004, 58203), (6021, 48372), (6467, 45036), (7506, 38802), (8028, 36279), (8062, 36126), (9396, 30997), (11259, 25868), (12042, 24186), (12093, 24084), (12934, 22518), (15012, 19401), (16124, 18063)]