2747640

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{3271}}^1$

素因数の和:3292

約数の個数: 64

約数和(自身を含む): 9423360

約数和(自身を除く): 6675720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 3271, 6542, 9813, 13084, 16355, 19626, 22897, 26168, 32710, 39252, 45794, 49065, 65420, 68691, 78504, 91588, 98130, 114485, 130840, 137382, 183176, 196260, 228970, 274764, 343455, 392520, 457940, 549528, 686910, 915880, 1373820, 2747640]

約数ペア:

[(1, 2747640), (2, 1373820), (3, 915880), (4, 686910), (5, 549528), (6, 457940), (7, 392520), (8, 343455), (10, 274764), (12, 228970), (14, 196260), (15, 183176), (20, 137382), (21, 130840), (24, 114485), (28, 98130), (30, 91588), (35, 78504), (40, 68691), (42, 65420), (56, 49065), (60, 45794), (70, 39252), (84, 32710), (105, 26168), (120, 22897), (140, 19626), (168, 16355), (210, 13084), (280, 9813), (420, 6542), (840, 3271)]