55491000

素因数分解:

$2^3\times 3^1\times 5^3\times {\mathrm{53}}^1\times {\mathrm{349}}^1$

素因数の和:426

約数の個数: 128

約数和(自身を含む): 176904000

約数和(自身を除く): 121413000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 25, 30, 40, 50, 53, 60, 75, 100, 106, 120, 125, 150, 159, 200, 212, 250, 265, 300, 318, 349, 375, 424, 500, 530, 600, 636, 698, 750, 795, 1000, 1047, 1060, 1272, 1325, 1396, 1500, 1590, 1745, 2094, 2120, 2650, 2792, 3000, 3180, 3490, 3975, 4188, 5235, 5300, 6360, 6625, 6980, 7950, 8376, 8725, 10470, 10600, 13250, 13960, 15900, 17450, 18497, 19875, 20940, 26175, 26500, 31800, 34900, 36994, 39750, 41880, 43625, 52350, 53000, 55491, 69800, 73988, 79500, 87250, 92485, 104700, 110982, 130875, 147976, 159000, 174500, 184970, 209400, 221964, 261750, 277455, 349000, 369940, 443928, 462425, 523500, 554910, 739880, 924850, 1047000, 1109820, 1387275, 1849700, 2219640, 2312125, 2774550, 3699400, 4624250, 5549100, 6936375, 9248500, 11098200, 13872750, 18497000, 27745500, 55491000]

約数ペア:

[(1, 55491000), (2, 27745500), (3, 18497000), (4, 13872750), (5, 11098200), (6, 9248500), (8, 6936375), (10, 5549100), (12, 4624250), (15, 3699400), (20, 2774550), (24, 2312125), (25, 2219640), (30, 1849700), (40, 1387275), (50, 1109820), (53, 1047000), (60, 924850), (75, 739880), (100, 554910), (106, 523500), (120, 462425), (125, 443928), (150, 369940), (159, 349000), (200, 277455), (212, 261750), (250, 221964), (265, 209400), (300, 184970), (318, 174500), (349, 159000), (375, 147976), (424, 130875), (500, 110982), (530, 104700), (600, 92485), (636, 87250), (698, 79500), (750, 73988), (795, 69800), (1000, 55491), (1047, 53000), (1060, 52350), (1272, 43625), (1325, 41880), (1396, 39750), (1500, 36994), (1590, 34900), (1745, 31800), (2094, 26500), (2120, 26175), (2650, 20940), (2792, 19875), (3000, 18497), (3180, 17450), (3490, 15900), (3975, 13960), (4188, 13250), (5235, 10600), (5300, 10470), (6360, 8725), (6625, 8376), (6980, 7950)]