149339820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{355571}}^1$

素因数の和:355590

約数の個数: 48

約数和(自身を含む): 477888768

約数和(自身を除く): 328548948

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 355571, 711142, 1066713, 1422284, 1777855, 2133426, 2488997, 3555710, 4266852, 4977994, 5333565, 7111420, 7466991, 9955988, 10667130, 12444985, 14933982, 21334260, 24889970, 29867964, 37334955, 49779940, 74669910, 149339820]

約数ペア:

[(1, 149339820), (2, 74669910), (3, 49779940), (4, 37334955), (5, 29867964), (6, 24889970), (7, 21334260), (10, 14933982), (12, 12444985), (14, 10667130), (15, 9955988), (20, 7466991), (21, 7111420), (28, 5333565), (30, 4977994), (35, 4266852), (42, 3555710), (60, 2488997), (70, 2133426), (84, 1777855), (105, 1422284), (140, 1066713), (210, 711142), (420, 355571)]