153900800

素因数分解:

$2^8\times 5^2\times {\mathrm{139}}^1\times {\mathrm{173}}^1$

素因数の和:338

約数の個数: 108

約数和(自身を含む): 385886760

約数和(自身を除く): 231985960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 128, 139, 160, 173, 200, 256, 278, 320, 346, 400, 556, 640, 692, 695, 800, 865, 1112, 1280, 1384, 1390, 1600, 1730, 2224, 2768, 2780, 3200, 3460, 3475, 4325, 4448, 5536, 5560, 6400, 6920, 6950, 8650, 8896, 11072, 11120, 13840, 13900, 17300, 17792, 22144, 22240, 24047, 27680, 27800, 34600, 35584, 44288, 44480, 48094, 55360, 55600, 69200, 88960, 96188, 110720, 111200, 120235, 138400, 177920, 192376, 221440, 222400, 240470, 276800, 384752, 444800, 480940, 553600, 601175, 769504, 889600, 961880, 1107200, 1202350, 1539008, 1923760, 2404700, 3078016, 3847520, 4809400, 6156032, 7695040, 9618800, 15390080, 19237600, 30780160, 38475200, 76950400, 153900800]

約数ペア:

[(1, 153900800), (2, 76950400), (4, 38475200), (5, 30780160), (8, 19237600), (10, 15390080), (16, 9618800), (20, 7695040), (25, 6156032), (32, 4809400), (40, 3847520), (50, 3078016), (64, 2404700), (80, 1923760), (100, 1539008), (128, 1202350), (139, 1107200), (160, 961880), (173, 889600), (200, 769504), (256, 601175), (278, 553600), (320, 480940), (346, 444800), (400, 384752), (556, 276800), (640, 240470), (692, 222400), (695, 221440), (800, 192376), (865, 177920), (1112, 138400), (1280, 120235), (1384, 111200), (1390, 110720), (1600, 96188), (1730, 88960), (2224, 69200), (2768, 55600), (2780, 55360), (3200, 48094), (3460, 44480), (3475, 44288), (4325, 35584), (4448, 34600), (5536, 27800), (5560, 27680), (6400, 24047), (6920, 22240), (6950, 22144), (8650, 17792), (8896, 17300), (11072, 13900), (11120, 13840)]