28638360

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{8839}}^1$

素因数の和:8862

約数の個数: 80

約数和(自身を含む): 96267600

約数和(自身を除く): 67629240

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, 8839, 17678, 26517, 35356, 44195, 53034, 70712, 79551, 88390, 106068, 132585, 159102, 176780, 212136, 238653, 265170, 318204, 353560, 397755, 477306, 530340, 636408, 715959, 795510, 954612, 1060680, 1193265, 1431918, 1591020, 1909224, 2386530, 2863836, 3182040, 3579795, 4773060, 5727672, 7159590, 9546120, 14319180, 28638360]

約数ペア:

[(1, 28638360), (2, 14319180), (3, 9546120), (4, 7159590), (5, 5727672), (6, 4773060), (8, 3579795), (9, 3182040), (10, 2863836), (12, 2386530), (15, 1909224), (18, 1591020), (20, 1431918), (24, 1193265), (27, 1060680), (30, 954612), (36, 795510), (40, 715959), (45, 636408), (54, 530340), (60, 477306), (72, 397755), (81, 353560), (90, 318204), (108, 265170), (120, 238653), (135, 212136), (162, 176780), (180, 159102), (216, 132585), (270, 106068), (324, 88390), (360, 79551), (405, 70712), (540, 53034), (648, 44195), (810, 35356), (1080, 26517), (1620, 17678), (3240, 8839)]