398631456

素因数分解:

$2^5\times 3^4\times {\mathrm{113}}^1\times {\mathrm{1361}}^1$

素因数の和:1496

約数の個数: 120

約数和(自身を含む): 1183607964

約数和(自身を除く): 784976508

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 72, 81, 96, 108, 113, 144, 162, 216, 226, 288, 324, 339, 432, 452, 648, 678, 864, 904, 1017, 1296, 1356, 1361, 1808, 2034, 2592, 2712, 2722, 3051, 3616, 4068, 4083, 5424, 5444, 6102, 8136, 8166, 9153, 10848, 10888, 12204, 12249, 16272, 16332, 18306, 21776, 24408, 24498, 32544, 32664, 36612, 36747, 43552, 48816, 48996, 65328, 73224, 73494, 97632, 97992, 110241, 130656, 146448, 146988, 153793, 195984, 220482, 292896, 293976, 307586, 391968, 440964, 461379, 587952, 615172, 881928, 922758, 1175904, 1230344, 1384137, 1763856, 1845516, 2460688, 2768274, 3527712, 3691032, 4152411, 4921376, 5536548, 7382064, 8304822, 11073096, 12457233, 14764128, 16609644, 22146192, 24914466, 33219288, 44292384, 49828932, 66438576, 99657864, 132877152, 199315728, 398631456]

約数ペア:

[(1, 398631456), (2, 199315728), (3, 132877152), (4, 99657864), (6, 66438576), (8, 49828932), (9, 44292384), (12, 33219288), (16, 24914466), (18, 22146192), (24, 16609644), (27, 14764128), (32, 12457233), (36, 11073096), (48, 8304822), (54, 7382064), (72, 5536548), (81, 4921376), (96, 4152411), (108, 3691032), (113, 3527712), (144, 2768274), (162, 2460688), (216, 1845516), (226, 1763856), (288, 1384137), (324, 1230344), (339, 1175904), (432, 922758), (452, 881928), (648, 615172), (678, 587952), (864, 461379), (904, 440964), (1017, 391968), (1296, 307586), (1356, 293976), (1361, 292896), (1808, 220482), (2034, 195984), (2592, 153793), (2712, 146988), (2722, 146448), (3051, 130656), (3616, 110241), (4068, 97992), (4083, 97632), (5424, 73494), (5444, 73224), (6102, 65328), (8136, 48996), (8166, 48816), (9153, 43552), (10848, 36747), (10888, 36612), (12204, 32664), (12249, 32544), (16272, 24498), (16332, 24408), (18306, 21776)]