8247420

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{1697}}^1$

素因数の和:1721

約数の個数: 72

約数和(自身を含む): 25959024

約数和(自身を除く): 17711604

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 243, 270, 324, 405, 486, 540, 810, 972, 1215, 1620, 1697, 2430, 3394, 4860, 5091, 6788, 8485, 10182, 15273, 16970, 20364, 25455, 30546, 33940, 45819, 50910, 61092, 76365, 91638, 101820, 137457, 152730, 183276, 229095, 274914, 305460, 412371, 458190, 549828, 687285, 824742, 916380, 1374570, 1649484, 2061855, 2749140, 4123710, 8247420]

約数ペア:

[(1, 8247420), (2, 4123710), (3, 2749140), (4, 2061855), (5, 1649484), (6, 1374570), (9, 916380), (10, 824742), (12, 687285), (15, 549828), (18, 458190), (20, 412371), (27, 305460), (30, 274914), (36, 229095), (45, 183276), (54, 152730), (60, 137457), (81, 101820), (90, 91638), (108, 76365), (135, 61092), (162, 50910), (180, 45819), (243, 33940), (270, 30546), (324, 25455), (405, 20364), (486, 16970), (540, 15273), (810, 10182), (972, 8485), (1215, 6788), (1620, 5091), (1697, 4860), (2430, 3394)]