18984600

素因数分解:

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

素因数の和:274

約数の個数: 144

約数和(自身を含む): 65286000

約数和(自身を除く): 46301400

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 25, 30, 36, 40, 45, 50, 53, 60, 72, 75, 90, 100, 106, 120, 150, 159, 180, 199, 200, 212, 225, 265, 300, 318, 360, 398, 424, 450, 477, 530, 597, 600, 636, 795, 796, 900, 954, 995, 1060, 1194, 1272, 1325, 1590, 1592, 1791, 1800, 1908, 1990, 2120, 2385, 2388, 2650, 2985, 3180, 3582, 3816, 3975, 3980, 4770, 4776, 4975, 5300, 5970, 6360, 7164, 7950, 7960, 8955, 9540, 9950, 10547, 10600, 11925, 11940, 14328, 14925, 15900, 17910, 19080, 19900, 21094, 23850, 23880, 29850, 31641, 31800, 35820, 39800, 42188, 44775, 47700, 52735, 59700, 63282, 71640, 84376, 89550, 94923, 95400, 105470, 119400, 126564, 158205, 179100, 189846, 210940, 253128, 263675, 316410, 358200, 379692, 421880, 474615, 527350, 632820, 759384, 791025, 949230, 1054700, 1265640, 1582050, 1898460, 2109400, 2373075, 3164100, 3796920, 4746150, 6328200, 9492300, 18984600]

約数ペア:

[(1, 18984600), (2, 9492300), (3, 6328200), (4, 4746150), (5, 3796920), (6, 3164100), (8, 2373075), (9, 2109400), (10, 1898460), (12, 1582050), (15, 1265640), (18, 1054700), (20, 949230), (24, 791025), (25, 759384), (30, 632820), (36, 527350), (40, 474615), (45, 421880), (50, 379692), (53, 358200), (60, 316410), (72, 263675), (75, 253128), (90, 210940), (100, 189846), (106, 179100), (120, 158205), (150, 126564), (159, 119400), (180, 105470), (199, 95400), (200, 94923), (212, 89550), (225, 84376), (265, 71640), (300, 63282), (318, 59700), (360, 52735), (398, 47700), (424, 44775), (450, 42188), (477, 39800), (530, 35820), (597, 31800), (600, 31641), (636, 29850), (795, 23880), (796, 23850), (900, 21094), (954, 19900), (995, 19080), (1060, 17910), (1194, 15900), (1272, 14925), (1325, 14328), (1590, 11940), (1592, 11925), (1791, 10600), (1800, 10547), (1908, 9950), (1990, 9540), (2120, 8955), (2385, 7960), (2388, 7950), (2650, 7164), (2985, 6360), (3180, 5970), (3582, 5300), (3816, 4975), (3975, 4776), (3980, 4770)]