198090240

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{25793}}^1$

素因数の和:25819

約数の個数: 80

約数和(自身を含む): 633294288

約数和(自身を除く): 435204048

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, 512, 640, 768, 960, 1280, 1536, 1920, 2560, 3840, 7680, 25793, 51586, 77379, 103172, 128965, 154758, 206344, 257930, 309516, 386895, 412688, 515860, 619032, 773790, 825376, 1031720, 1238064, 1547580, 1650752, 2063440, 2476128, 3095160, 3301504, 4126880, 4952256, 6190320, 6603008, 8253760, 9904512, 12380640, 13206016, 16507520, 19809024, 24761280, 33015040, 39618048, 49522560, 66030080, 99045120, 198090240]

約数ペア:

[(1, 198090240), (2, 99045120), (3, 66030080), (4, 49522560), (5, 39618048), (6, 33015040), (8, 24761280), (10, 19809024), (12, 16507520), (15, 13206016), (16, 12380640), (20, 9904512), (24, 8253760), (30, 6603008), (32, 6190320), (40, 4952256), (48, 4126880), (60, 3301504), (64, 3095160), (80, 2476128), (96, 2063440), (120, 1650752), (128, 1547580), (160, 1238064), (192, 1031720), (240, 825376), (256, 773790), (320, 619032), (384, 515860), (480, 412688), (512, 386895), (640, 309516), (768, 257930), (960, 206344), (1280, 154758), (1536, 128965), (1920, 103172), (2560, 77379), (3840, 51586), (7680, 25793)]