51720960

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{13469}}^1$

素因数の和:13493

約数の個数: 72

約数和(自身を含む): 165196080

約数和(自身を除く): 113475120

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, 13469, 26938, 40407, 53876, 67345, 80814, 107752, 134690, 161628, 202035, 215504, 269380, 323256, 404070, 431008, 538760, 646512, 808140, 862016, 1077520, 1293024, 1616280, 1724032, 2155040, 2586048, 3232560, 3448064, 4310080, 5172096, 6465120, 8620160, 10344192, 12930240, 17240320, 25860480, 51720960]

約数ペア:

[(1, 51720960), (2, 25860480), (3, 17240320), (4, 12930240), (5, 10344192), (6, 8620160), (8, 6465120), (10, 5172096), (12, 4310080), (15, 3448064), (16, 3232560), (20, 2586048), (24, 2155040), (30, 1724032), (32, 1616280), (40, 1293024), (48, 1077520), (60, 862016), (64, 808140), (80, 646512), (96, 538760), (120, 431008), (128, 404070), (160, 323256), (192, 269380), (240, 215504), (256, 202035), (320, 161628), (384, 134690), (480, 107752), (640, 80814), (768, 67345), (960, 53876), (1280, 40407), (1920, 26938), (3840, 13469)]