1289707680

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{2686891}}^1$

素因数の和:2686909

約数の個数: 48

約数和(自身を含む): 4062580704

約数和(自身を除く): 2772873024

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 2686891, 5373782, 8060673, 10747564, 13434455, 16121346, 21495128, 26868910, 32242692, 40303365, 42990256, 53737820, 64485384, 80606730, 85980512, 107475640, 128970768, 161213460, 214951280, 257941536, 322426920, 429902560, 644853840, 1289707680]

約数ペア:

[(1, 1289707680), (2, 644853840), (3, 429902560), (4, 322426920), (5, 257941536), (6, 214951280), (8, 161213460), (10, 128970768), (12, 107475640), (15, 85980512), (16, 80606730), (20, 64485384), (24, 53737820), (30, 42990256), (32, 40303365), (40, 32242692), (48, 26868910), (60, 21495128), (80, 16121346), (96, 13434455), (120, 10747564), (160, 8060673), (240, 5373782), (480, 2686891)]