210003080

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{787}}^1\times {\mathrm{953}}^1$

素因数の和:1758

約数の個数: 64

約数和(自身を含む): 541261440

約数和(自身を除く): 331258360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 787, 953, 1574, 1906, 3148, 3812, 3935, 4765, 5509, 6296, 6671, 7624, 7870, 9530, 11018, 13342, 15740, 19060, 22036, 26684, 27545, 31480, 33355, 38120, 44072, 53368, 55090, 66710, 110180, 133420, 220360, 266840, 750011, 1500022, 3000044, 3750055, 5250077, 6000088, 7500110, 10500154, 15000220, 21000308, 26250385, 30000440, 42000616, 52500770, 105001540, 210003080]

約数ペア:

[(1, 210003080), (2, 105001540), (4, 52500770), (5, 42000616), (7, 30000440), (8, 26250385), (10, 21000308), (14, 15000220), (20, 10500154), (28, 7500110), (35, 6000088), (40, 5250077), (56, 3750055), (70, 3000044), (140, 1500022), (280, 750011), (787, 266840), (953, 220360), (1574, 133420), (1906, 110180), (3148, 66710), (3812, 55090), (3935, 53368), (4765, 44072), (5509, 38120), (6296, 33355), (6671, 31480), (7624, 27545), (7870, 26684), (9530, 22036), (11018, 19060), (13342, 15740)]