18905250

素因数分解:

$2^1\times 3^1\times 5^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{277}}^1$

素因数の和:317

約数の個数: 128

約数和(自身を含む): 58286592

約数和(自身を除く): 39381342

約数列:

[1, 2, 3, 5, 6, 7, 10, 13, 14, 15, 21, 25, 26, 30, 35, 39, 42, 50, 65, 70, 75, 78, 91, 105, 125, 130, 150, 175, 182, 195, 210, 250, 273, 277, 325, 350, 375, 390, 455, 525, 546, 554, 650, 750, 831, 875, 910, 975, 1050, 1365, 1385, 1625, 1662, 1750, 1939, 1950, 2275, 2625, 2730, 2770, 3250, 3601, 3878, 4155, 4550, 4875, 5250, 5817, 6825, 6925, 7202, 8310, 9695, 9750, 10803, 11375, 11634, 13650, 13850, 18005, 19390, 20775, 21606, 22750, 25207, 29085, 34125, 34625, 36010, 41550, 48475, 50414, 54015, 58170, 68250, 69250, 75621, 90025, 96950, 103875, 108030, 126035, 145425, 151242, 180050, 207750, 242375, 252070, 270075, 290850, 378105, 450125, 484750, 540150, 630175, 727125, 756210, 900250, 1260350, 1350375, 1454250, 1890525, 2700750, 3150875, 3781050, 6301750, 9452625, 18905250]

約数ペア:

[(1, 18905250), (2, 9452625), (3, 6301750), (5, 3781050), (6, 3150875), (7, 2700750), (10, 1890525), (13, 1454250), (14, 1350375), (15, 1260350), (21, 900250), (25, 756210), (26, 727125), (30, 630175), (35, 540150), (39, 484750), (42, 450125), (50, 378105), (65, 290850), (70, 270075), (75, 252070), (78, 242375), (91, 207750), (105, 180050), (125, 151242), (130, 145425), (150, 126035), (175, 108030), (182, 103875), (195, 96950), (210, 90025), (250, 75621), (273, 69250), (277, 68250), (325, 58170), (350, 54015), (375, 50414), (390, 48475), (455, 41550), (525, 36010), (546, 34625), (554, 34125), (650, 29085), (750, 25207), (831, 22750), (875, 21606), (910, 20775), (975, 19390), (1050, 18005), (1365, 13850), (1385, 13650), (1625, 11634), (1662, 11375), (1750, 10803), (1939, 9750), (1950, 9695), (2275, 8310), (2625, 7202), (2730, 6925), (2770, 6825), (3250, 5817), (3601, 5250), (3878, 4875), (4155, 4550)]