268902760

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{727}}^1\times {\mathrm{1321}}^1$

素因数の和:2066

約数の個数: 64

約数和(自身を含む): 692939520

約数和(自身を除く): 424036760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 727, 1321, 1454, 2642, 2908, 3635, 5089, 5284, 5816, 6605, 7270, 9247, 10178, 10568, 13210, 14540, 18494, 20356, 25445, 26420, 29080, 36988, 40712, 46235, 50890, 52840, 73976, 92470, 101780, 184940, 203560, 369880, 960367, 1920734, 3841468, 4801835, 6722569, 7682936, 9603670, 13445138, 19207340, 26890276, 33612845, 38414680, 53780552, 67225690, 134451380, 268902760]

約数ペア:

[(1, 268902760), (2, 134451380), (4, 67225690), (5, 53780552), (7, 38414680), (8, 33612845), (10, 26890276), (14, 19207340), (20, 13445138), (28, 9603670), (35, 7682936), (40, 6722569), (56, 4801835), (70, 3841468), (140, 1920734), (280, 960367), (727, 369880), (1321, 203560), (1454, 184940), (2642, 101780), (2908, 92470), (3635, 73976), (5089, 52840), (5284, 50890), (5816, 46235), (6605, 40712), (7270, 36988), (9247, 29080), (10178, 26420), (10568, 25445), (13210, 20356), (14540, 18494)]