128595900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{193}}^1\times {\mathrm{2221}}^1$

素因数の和:2431

約数の個数: 72

約数和(自身を含む): 374167024

約数和(自身を除く): 245571124

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 150, 193, 300, 386, 579, 772, 965, 1158, 1930, 2221, 2316, 2895, 3860, 4442, 4825, 5790, 6663, 8884, 9650, 11105, 11580, 13326, 14475, 19300, 22210, 26652, 28950, 33315, 44420, 55525, 57900, 66630, 111050, 133260, 166575, 222100, 333150, 428653, 666300, 857306, 1285959, 1714612, 2143265, 2571918, 4286530, 5143836, 6429795, 8573060, 10716325, 12859590, 21432650, 25719180, 32148975, 42865300, 64297950, 128595900]

約数ペア:

[(1, 128595900), (2, 64297950), (3, 42865300), (4, 32148975), (5, 25719180), (6, 21432650), (10, 12859590), (12, 10716325), (15, 8573060), (20, 6429795), (25, 5143836), (30, 4286530), (50, 2571918), (60, 2143265), (75, 1714612), (100, 1285959), (150, 857306), (193, 666300), (300, 428653), (386, 333150), (579, 222100), (772, 166575), (965, 133260), (1158, 111050), (1930, 66630), (2221, 57900), (2316, 55525), (2895, 44420), (3860, 33315), (4442, 28950), (4825, 26652), (5790, 22210), (6663, 19300), (8884, 14475), (9650, 13326), (11105, 11580)]