144064400

素因数分解:

$2^4\times 5^2\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{97}}^1$

素因数の和:241

約数の個数: 120

約数和(自身を含む): 361643520

約数和(自身を除く): 217579120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 47, 50, 79, 80, 94, 97, 100, 158, 188, 194, 200, 235, 316, 376, 388, 395, 400, 470, 485, 632, 752, 776, 790, 940, 970, 1175, 1264, 1552, 1580, 1880, 1940, 1975, 2350, 2425, 3160, 3713, 3760, 3880, 3950, 4559, 4700, 4850, 6320, 7426, 7663, 7760, 7900, 9118, 9400, 9700, 14852, 15326, 15800, 18236, 18565, 18800, 19400, 22795, 29704, 30652, 31600, 36472, 37130, 38315, 38800, 45590, 59408, 61304, 72944, 74260, 76630, 91180, 92825, 113975, 122608, 148520, 153260, 182360, 185650, 191575, 227950, 297040, 306520, 360161, 364720, 371300, 383150, 455900, 613040, 720322, 742600, 766300, 911800, 1440644, 1485200, 1532600, 1800805, 1823600, 2881288, 3065200, 3601610, 5762576, 7203220, 9004025, 14406440, 18008050, 28812880, 36016100, 72032200, 144064400]

約数ペア:

[(1, 144064400), (2, 72032200), (4, 36016100), (5, 28812880), (8, 18008050), (10, 14406440), (16, 9004025), (20, 7203220), (25, 5762576), (40, 3601610), (47, 3065200), (50, 2881288), (79, 1823600), (80, 1800805), (94, 1532600), (97, 1485200), (100, 1440644), (158, 911800), (188, 766300), (194, 742600), (200, 720322), (235, 613040), (316, 455900), (376, 383150), (388, 371300), (395, 364720), (400, 360161), (470, 306520), (485, 297040), (632, 227950), (752, 191575), (776, 185650), (790, 182360), (940, 153260), (970, 148520), (1175, 122608), (1264, 113975), (1552, 92825), (1580, 91180), (1880, 76630), (1940, 74260), (1975, 72944), (2350, 61304), (2425, 59408), (3160, 45590), (3713, 38800), (3760, 38315), (3880, 37130), (3950, 36472), (4559, 31600), (4700, 30652), (4850, 29704), (6320, 22795), (7426, 19400), (7663, 18800), (7760, 18565), (7900, 18236), (9118, 15800), (9400, 15326), (9700, 14852)]