80018280

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{24697}}^1$

素因数の和:24720

約数の個数: 80

約数和(自身を含む): 268961220

約数和(自身を除く): 188942940

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 108, 120, 135, 162, 180, 216, 270, 324, 360, 405, 540, 648, 810, 1080, 1620, 3240, 24697, 49394, 74091, 98788, 123485, 148182, 197576, 222273, 246970, 296364, 370455, 444546, 493940, 592728, 666819, 740910, 889092, 987880, 1111365, 1333638, 1481820, 1778184, 2000457, 2222730, 2667276, 2963640, 3334095, 4000914, 4445460, 5334552, 6668190, 8001828, 8890920, 10002285, 13336380, 16003656, 20004570, 26672760, 40009140, 80018280]

約数ペア:

[(1, 80018280), (2, 40009140), (3, 26672760), (4, 20004570), (5, 16003656), (6, 13336380), (8, 10002285), (9, 8890920), (10, 8001828), (12, 6668190), (15, 5334552), (18, 4445460), (20, 4000914), (24, 3334095), (27, 2963640), (30, 2667276), (36, 2222730), (40, 2000457), (45, 1778184), (54, 1481820), (60, 1333638), (72, 1111365), (81, 987880), (90, 889092), (108, 740910), (120, 666819), (135, 592728), (162, 493940), (180, 444546), (216, 370455), (270, 296364), (324, 246970), (360, 222273), (405, 197576), (540, 148182), (648, 123485), (810, 98788), (1080, 74091), (1620, 49394), (3240, 24697)]