32721280

素因数分解:

$2^7\times 5^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1$

素因数の和:132

約数の個数: 128

約数和(自身を含む): 84823200

約数和(自身を除く): 52101920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 32, 40, 41, 43, 58, 64, 80, 82, 86, 116, 128, 145, 160, 164, 172, 205, 215, 232, 290, 320, 328, 344, 410, 430, 464, 580, 640, 656, 688, 820, 860, 928, 1160, 1189, 1247, 1312, 1376, 1640, 1720, 1763, 1856, 2320, 2378, 2494, 2624, 2752, 3280, 3440, 3526, 3712, 4640, 4756, 4988, 5248, 5504, 5945, 6235, 6560, 6880, 7052, 8815, 9280, 9512, 9976, 11890, 12470, 13120, 13760, 14104, 17630, 18560, 19024, 19952, 23780, 24940, 26240, 27520, 28208, 35260, 38048, 39904, 47560, 49880, 51127, 56416, 70520, 76096, 79808, 95120, 99760, 102254, 112832, 141040, 152192, 159616, 190240, 199520, 204508, 225664, 255635, 282080, 380480, 399040, 409016, 511270, 564160, 760960, 798080, 818032, 1022540, 1128320, 1636064, 2045080, 3272128, 4090160, 6544256, 8180320, 16360640, 32721280]

約数ペア:

[(1, 32721280), (2, 16360640), (4, 8180320), (5, 6544256), (8, 4090160), (10, 3272128), (16, 2045080), (20, 1636064), (29, 1128320), (32, 1022540), (40, 818032), (41, 798080), (43, 760960), (58, 564160), (64, 511270), (80, 409016), (82, 399040), (86, 380480), (116, 282080), (128, 255635), (145, 225664), (160, 204508), (164, 199520), (172, 190240), (205, 159616), (215, 152192), (232, 141040), (290, 112832), (320, 102254), (328, 99760), (344, 95120), (410, 79808), (430, 76096), (464, 70520), (580, 56416), (640, 51127), (656, 49880), (688, 47560), (820, 39904), (860, 38048), (928, 35260), (1160, 28208), (1189, 27520), (1247, 26240), (1312, 24940), (1376, 23780), (1640, 19952), (1720, 19024), (1763, 18560), (1856, 17630), (2320, 14104), (2378, 13760), (2494, 13120), (2624, 12470), (2752, 11890), (3280, 9976), (3440, 9512), (3526, 9280), (3712, 8815), (4640, 7052), (4756, 6880), (4988, 6560), (5248, 6235), (5504, 5945)]