400022016

素因数分解:

$2^9\times 3^1\times {\mathrm{31}}^2\times {\mathrm{271}}^1$

素因数の和:354

約数の個数: 120

約数和(自身を含む): 1105232832

約数和(自身を除く): 705210816

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 32, 48, 62, 64, 93, 96, 124, 128, 186, 192, 248, 256, 271, 372, 384, 496, 512, 542, 744, 768, 813, 961, 992, 1084, 1488, 1536, 1626, 1922, 1984, 2168, 2883, 2976, 3252, 3844, 3968, 4336, 5766, 5952, 6504, 7688, 7936, 8401, 8672, 11532, 11904, 13008, 15376, 15872, 16802, 17344, 23064, 23808, 25203, 26016, 30752, 33604, 34688, 46128, 47616, 50406, 52032, 61504, 67208, 69376, 92256, 100812, 104064, 123008, 134416, 138752, 184512, 201624, 208128, 246016, 260431, 268832, 369024, 403248, 416256, 492032, 520862, 537664, 738048, 781293, 806496, 1041724, 1075328, 1476096, 1562586, 1612992, 2083448, 2150656, 3125172, 3225984, 4166896, 4301312, 6250344, 6451968, 8333792, 12500688, 12903936, 16667584, 25001376, 33335168, 50002752, 66670336, 100005504, 133340672, 200011008, 400022016]

約数ペア:

[(1, 400022016), (2, 200011008), (3, 133340672), (4, 100005504), (6, 66670336), (8, 50002752), (12, 33335168), (16, 25001376), (24, 16667584), (31, 12903936), (32, 12500688), (48, 8333792), (62, 6451968), (64, 6250344), (93, 4301312), (96, 4166896), (124, 3225984), (128, 3125172), (186, 2150656), (192, 2083448), (248, 1612992), (256, 1562586), (271, 1476096), (372, 1075328), (384, 1041724), (496, 806496), (512, 781293), (542, 738048), (744, 537664), (768, 520862), (813, 492032), (961, 416256), (992, 403248), (1084, 369024), (1488, 268832), (1536, 260431), (1626, 246016), (1922, 208128), (1984, 201624), (2168, 184512), (2883, 138752), (2976, 134416), (3252, 123008), (3844, 104064), (3968, 100812), (4336, 92256), (5766, 69376), (5952, 67208), (6504, 61504), (7688, 52032), (7936, 50406), (8401, 47616), (8672, 46128), (11532, 34688), (11904, 33604), (13008, 30752), (15376, 26016), (15872, 25203), (16802, 23808), (17344, 23064)]