51565440

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{107}}^1\times {\mathrm{251}}^1$

素因数の和:380

約数の個数: 128

約数和(自身を含む): 166561920

約数和(自身を除く): 114996480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 107, 120, 128, 160, 192, 214, 240, 251, 320, 321, 384, 428, 480, 502, 535, 640, 642, 753, 856, 960, 1004, 1070, 1255, 1284, 1506, 1605, 1712, 1920, 2008, 2140, 2510, 2568, 3012, 3210, 3424, 3765, 4016, 4280, 5020, 5136, 6024, 6420, 6848, 7530, 8032, 8560, 10040, 10272, 12048, 12840, 13696, 15060, 16064, 17120, 20080, 20544, 24096, 25680, 26857, 30120, 32128, 34240, 40160, 41088, 48192, 51360, 53714, 60240, 68480, 80320, 80571, 96384, 102720, 107428, 120480, 134285, 160640, 161142, 205440, 214856, 240960, 268570, 322284, 402855, 429712, 481920, 537140, 644568, 805710, 859424, 1074280, 1289136, 1611420, 1718848, 2148560, 2578272, 3222840, 3437696, 4297120, 5156544, 6445680, 8594240, 10313088, 12891360, 17188480, 25782720, 51565440]

約数ペア:

[(1, 51565440), (2, 25782720), (3, 17188480), (4, 12891360), (5, 10313088), (6, 8594240), (8, 6445680), (10, 5156544), (12, 4297120), (15, 3437696), (16, 3222840), (20, 2578272), (24, 2148560), (30, 1718848), (32, 1611420), (40, 1289136), (48, 1074280), (60, 859424), (64, 805710), (80, 644568), (96, 537140), (107, 481920), (120, 429712), (128, 402855), (160, 322284), (192, 268570), (214, 240960), (240, 214856), (251, 205440), (320, 161142), (321, 160640), (384, 134285), (428, 120480), (480, 107428), (502, 102720), (535, 96384), (640, 80571), (642, 80320), (753, 68480), (856, 60240), (960, 53714), (1004, 51360), (1070, 48192), (1255, 41088), (1284, 40160), (1506, 34240), (1605, 32128), (1712, 30120), (1920, 26857), (2008, 25680), (2140, 24096), (2510, 20544), (2568, 20080), (3012, 17120), (3210, 16064), (3424, 15060), (3765, 13696), (4016, 12840), (4280, 12048), (5020, 10272), (5136, 10040), (6024, 8560), (6420, 8032), (6848, 7530)]