19362780

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{1559}}^1$

素因数の和:1600

約数の個数: 96

約数和(自身を含む): 62899200

約数和(自身を除く): 43536420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 27, 30, 36, 45, 46, 54, 60, 69, 90, 92, 108, 115, 135, 138, 180, 207, 230, 270, 276, 345, 414, 460, 540, 621, 690, 828, 1035, 1242, 1380, 1559, 2070, 2484, 3105, 3118, 4140, 4677, 6210, 6236, 7795, 9354, 12420, 14031, 15590, 18708, 23385, 28062, 31180, 35857, 42093, 46770, 56124, 70155, 71714, 84186, 93540, 107571, 140310, 143428, 168372, 179285, 210465, 215142, 280620, 322713, 358570, 420930, 430284, 537855, 645426, 717140, 841860, 968139, 1075710, 1290852, 1613565, 1936278, 2151420, 3227130, 3872556, 4840695, 6454260, 9681390, 19362780]

約数ペア:

[(1, 19362780), (2, 9681390), (3, 6454260), (4, 4840695), (5, 3872556), (6, 3227130), (9, 2151420), (10, 1936278), (12, 1613565), (15, 1290852), (18, 1075710), (20, 968139), (23, 841860), (27, 717140), (30, 645426), (36, 537855), (45, 430284), (46, 420930), (54, 358570), (60, 322713), (69, 280620), (90, 215142), (92, 210465), (108, 179285), (115, 168372), (135, 143428), (138, 140310), (180, 107571), (207, 93540), (230, 84186), (270, 71714), (276, 70155), (345, 56124), (414, 46770), (460, 42093), (540, 35857), (621, 31180), (690, 28062), (828, 23385), (1035, 18708), (1242, 15590), (1380, 14031), (1559, 12420), (2070, 9354), (2484, 7795), (3105, 6236), (3118, 6210), (4140, 4677)]