427089880

素因数分解:

$2^3\times 5^1\times 7^4\times {\mathrm{4447}}^1$

素因数の和:4486

約数の個数: 80

約数和(自身を含む): 1121296320

約数和(自身を除く): 694206440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 343, 392, 490, 686, 980, 1372, 1715, 1960, 2401, 2744, 3430, 4447, 4802, 6860, 8894, 9604, 12005, 13720, 17788, 19208, 22235, 24010, 31129, 35576, 44470, 48020, 62258, 88940, 96040, 124516, 155645, 177880, 217903, 249032, 311290, 435806, 622580, 871612, 1089515, 1245160, 1525321, 1743224, 2179030, 3050642, 4358060, 6101284, 7626605, 8716120, 10677247, 12202568, 15253210, 21354494, 30506420, 42708988, 53386235, 61012840, 85417976, 106772470, 213544940, 427089880]

約数ペア:

[(1, 427089880), (2, 213544940), (4, 106772470), (5, 85417976), (7, 61012840), (8, 53386235), (10, 42708988), (14, 30506420), (20, 21354494), (28, 15253210), (35, 12202568), (40, 10677247), (49, 8716120), (56, 7626605), (70, 6101284), (98, 4358060), (140, 3050642), (196, 2179030), (245, 1743224), (280, 1525321), (343, 1245160), (392, 1089515), (490, 871612), (686, 622580), (980, 435806), (1372, 311290), (1715, 249032), (1960, 217903), (2401, 177880), (2744, 155645), (3430, 124516), (4447, 96040), (4802, 88940), (6860, 62258), (8894, 48020), (9604, 44470), (12005, 35576), (13720, 31129), (17788, 24010), (19208, 22235)]