68638080

素因数分解:

$2^7\times 3^1\times 5^1\times 7^1\times {\mathrm{5107}}^1$

素因数の和:5136

約数の個数: 128

約数和(自身を含む): 250087680

約数和(自身を除く): 181449600

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 128, 140, 160, 168, 192, 210, 224, 240, 280, 320, 336, 384, 420, 448, 480, 560, 640, 672, 840, 896, 960, 1120, 1344, 1680, 1920, 2240, 2688, 3360, 4480, 5107, 6720, 10214, 13440, 15321, 20428, 25535, 30642, 35749, 40856, 51070, 61284, 71498, 76605, 81712, 102140, 107247, 122568, 142996, 153210, 163424, 178745, 204280, 214494, 245136, 285992, 306420, 326848, 357490, 408560, 428988, 490272, 536235, 571984, 612840, 653696, 714980, 817120, 857976, 980544, 1072470, 1143968, 1225680, 1429960, 1634240, 1715952, 1961088, 2144940, 2287936, 2451360, 2859920, 3268480, 3431904, 4289880, 4575872, 4902720, 5719840, 6863808, 8579760, 9805440, 11439680, 13727616, 17159520, 22879360, 34319040, 68638080]

約数ペア:

[(1, 68638080), (2, 34319040), (3, 22879360), (4, 17159520), (5, 13727616), (6, 11439680), (7, 9805440), (8, 8579760), (10, 6863808), (12, 5719840), (14, 4902720), (15, 4575872), (16, 4289880), (20, 3431904), (21, 3268480), (24, 2859920), (28, 2451360), (30, 2287936), (32, 2144940), (35, 1961088), (40, 1715952), (42, 1634240), (48, 1429960), (56, 1225680), (60, 1143968), (64, 1072470), (70, 980544), (80, 857976), (84, 817120), (96, 714980), (105, 653696), (112, 612840), (120, 571984), (128, 536235), (140, 490272), (160, 428988), (168, 408560), (192, 357490), (210, 326848), (224, 306420), (240, 285992), (280, 245136), (320, 214494), (336, 204280), (384, 178745), (420, 163424), (448, 153210), (480, 142996), (560, 122568), (640, 107247), (672, 102140), (840, 81712), (896, 76605), (960, 71498), (1120, 61284), (1344, 51070), (1680, 40856), (1920, 35749), (2240, 30642), (2688, 25535), (3360, 20428), (4480, 15321), (5107, 13440), (6720, 10214)]