266816480

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{238229}}^1$

素因数の和:238251

約数の個数: 48

約数和(自身を含む): 720407520

約数和(自身を除く): 453591040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 238229, 476458, 952916, 1191145, 1667603, 1905832, 2382290, 3335206, 3811664, 4764580, 6670412, 7623328, 8338015, 9529160, 13340824, 16676030, 19058320, 26681648, 33352060, 38116640, 53363296, 66704120, 133408240, 266816480]

約数ペア:

[(1, 266816480), (2, 133408240), (4, 66704120), (5, 53363296), (7, 38116640), (8, 33352060), (10, 26681648), (14, 19058320), (16, 16676030), (20, 13340824), (28, 9529160), (32, 8338015), (35, 7623328), (40, 6670412), (56, 4764580), (70, 3811664), (80, 3335206), (112, 2382290), (140, 1905832), (160, 1667603), (224, 1191145), (280, 952916), (560, 476458), (1120, 238229)]