28476900

素因数分解:

$2^2\times 3^3\times 5^2\times {\mathrm{53}}^1\times {\mathrm{199}}^1$

素因数の和:275

約数の個数: 144

約数和(自身を含む): 93744000

約数和(自身を除く): 65267100

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 36, 45, 50, 53, 54, 60, 75, 90, 100, 106, 108, 135, 150, 159, 180, 199, 212, 225, 265, 270, 300, 318, 398, 450, 477, 530, 540, 597, 636, 675, 795, 796, 900, 954, 995, 1060, 1194, 1325, 1350, 1431, 1590, 1791, 1908, 1990, 2385, 2388, 2650, 2700, 2862, 2985, 3180, 3582, 3975, 3980, 4770, 4975, 5300, 5373, 5724, 5970, 7155, 7164, 7950, 8955, 9540, 9950, 10547, 10746, 11925, 11940, 14310, 14925, 15900, 17910, 19900, 21094, 21492, 23850, 26865, 28620, 29850, 31641, 35775, 35820, 42188, 44775, 47700, 52735, 53730, 59700, 63282, 71550, 89550, 94923, 105470, 107460, 126564, 134325, 143100, 158205, 179100, 189846, 210940, 263675, 268650, 284769, 316410, 379692, 474615, 527350, 537300, 569538, 632820, 791025, 949230, 1054700, 1139076, 1423845, 1582050, 1898460, 2373075, 2847690, 3164100, 4746150, 5695380, 7119225, 9492300, 14238450, 28476900]

約数ペア:

[(1, 28476900), (2, 14238450), (3, 9492300), (4, 7119225), (5, 5695380), (6, 4746150), (9, 3164100), (10, 2847690), (12, 2373075), (15, 1898460), (18, 1582050), (20, 1423845), (25, 1139076), (27, 1054700), (30, 949230), (36, 791025), (45, 632820), (50, 569538), (53, 537300), (54, 527350), (60, 474615), (75, 379692), (90, 316410), (100, 284769), (106, 268650), (108, 263675), (135, 210940), (150, 189846), (159, 179100), (180, 158205), (199, 143100), (212, 134325), (225, 126564), (265, 107460), (270, 105470), (300, 94923), (318, 89550), (398, 71550), (450, 63282), (477, 59700), (530, 53730), (540, 52735), (597, 47700), (636, 44775), (675, 42188), (795, 35820), (796, 35775), (900, 31641), (954, 29850), (995, 28620), (1060, 26865), (1194, 23850), (1325, 21492), (1350, 21094), (1431, 19900), (1590, 17910), (1791, 15900), (1908, 14925), (1990, 14310), (2385, 11940), (2388, 11925), (2650, 10746), (2700, 10547), (2862, 9950), (2985, 9540), (3180, 8955), (3582, 7950), (3975, 7164), (3980, 7155), (4770, 5970), (4975, 5724), (5300, 5373)]