28562760

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{499}}^1$

素因数の和:572

約数の個数: 128

約数和(自身を含む): 97200000

約数和(自身を除く): 68637240

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 53, 54, 60, 72, 90, 106, 108, 120, 135, 159, 180, 212, 216, 265, 270, 318, 360, 424, 477, 499, 530, 540, 636, 795, 954, 998, 1060, 1080, 1272, 1431, 1497, 1590, 1908, 1996, 2120, 2385, 2495, 2862, 2994, 3180, 3816, 3992, 4491, 4770, 4990, 5724, 5988, 6360, 7155, 7485, 8982, 9540, 9980, 11448, 11976, 13473, 14310, 14970, 17964, 19080, 19960, 22455, 26447, 26946, 28620, 29940, 35928, 44910, 52894, 53892, 57240, 59880, 67365, 79341, 89820, 105788, 107784, 132235, 134730, 158682, 179640, 211576, 238023, 264470, 269460, 317364, 396705, 476046, 528940, 538920, 634728, 714069, 793410, 952092, 1057880, 1190115, 1428138, 1586820, 1904184, 2380230, 2856276, 3173640, 3570345, 4760460, 5712552, 7140690, 9520920, 14281380, 28562760]

約数ペア:

[(1, 28562760), (2, 14281380), (3, 9520920), (4, 7140690), (5, 5712552), (6, 4760460), (8, 3570345), (9, 3173640), (10, 2856276), (12, 2380230), (15, 1904184), (18, 1586820), (20, 1428138), (24, 1190115), (27, 1057880), (30, 952092), (36, 793410), (40, 714069), (45, 634728), (53, 538920), (54, 528940), (60, 476046), (72, 396705), (90, 317364), (106, 269460), (108, 264470), (120, 238023), (135, 211576), (159, 179640), (180, 158682), (212, 134730), (216, 132235), (265, 107784), (270, 105788), (318, 89820), (360, 79341), (424, 67365), (477, 59880), (499, 57240), (530, 53892), (540, 52894), (636, 44910), (795, 35928), (954, 29940), (998, 28620), (1060, 26946), (1080, 26447), (1272, 22455), (1431, 19960), (1497, 19080), (1590, 17964), (1908, 14970), (1996, 14310), (2120, 13473), (2385, 11976), (2495, 11448), (2862, 9980), (2994, 9540), (3180, 8982), (3816, 7485), (3992, 7155), (4491, 6360), (4770, 5988), (4990, 5724)]