21722880

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{5657}}^1$

素因数の和:5681

約数の個数: 72

約数和(自身を含む): 69389712

約数和(自身を除く): 47666832

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 256, 320, 384, 480, 640, 768, 960, 1280, 1920, 3840, 5657, 11314, 16971, 22628, 28285, 33942, 45256, 56570, 67884, 84855, 90512, 113140, 135768, 169710, 181024, 226280, 271536, 339420, 362048, 452560, 543072, 678840, 724096, 905120, 1086144, 1357680, 1448192, 1810240, 2172288, 2715360, 3620480, 4344576, 5430720, 7240960, 10861440, 21722880]

約数ペア:

[(1, 21722880), (2, 10861440), (3, 7240960), (4, 5430720), (5, 4344576), (6, 3620480), (8, 2715360), (10, 2172288), (12, 1810240), (15, 1448192), (16, 1357680), (20, 1086144), (24, 905120), (30, 724096), (32, 678840), (40, 543072), (48, 452560), (60, 362048), (64, 339420), (80, 271536), (96, 226280), (120, 181024), (128, 169710), (160, 135768), (192, 113140), (240, 90512), (256, 84855), (320, 67884), (384, 56570), (480, 45256), (640, 33942), (768, 28285), (960, 22628), (1280, 16971), (1920, 11314), (3840, 5657)]