139584640

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{883}}^1$

素因数の和:934

約数の個数: 128

約数和(自身を含む): 378705600

約数和(自身を除く): 239120960

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 32, 38, 40, 52, 64, 65, 76, 80, 95, 104, 128, 130, 152, 160, 190, 208, 247, 260, 304, 320, 380, 416, 494, 520, 608, 640, 760, 832, 883, 988, 1040, 1216, 1235, 1520, 1664, 1766, 1976, 2080, 2432, 2470, 3040, 3532, 3952, 4160, 4415, 4940, 6080, 7064, 7904, 8320, 8830, 9880, 11479, 12160, 14128, 15808, 16777, 17660, 19760, 22958, 28256, 31616, 33554, 35320, 39520, 45916, 56512, 57395, 67108, 70640, 79040, 83885, 91832, 113024, 114790, 134216, 141280, 158080, 167770, 183664, 218101, 229580, 268432, 282560, 335540, 367328, 436202, 459160, 536864, 565120, 671080, 734656, 872404, 918320, 1073728, 1090505, 1342160, 1469312, 1744808, 1836640, 2147456, 2181010, 2684320, 3489616, 3673280, 4362020, 5368640, 6979232, 7346560, 8724040, 10737280, 13958464, 17448080, 27916928, 34896160, 69792320, 139584640]

約数ペア:

[(1, 139584640), (2, 69792320), (4, 34896160), (5, 27916928), (8, 17448080), (10, 13958464), (13, 10737280), (16, 8724040), (19, 7346560), (20, 6979232), (26, 5368640), (32, 4362020), (38, 3673280), (40, 3489616), (52, 2684320), (64, 2181010), (65, 2147456), (76, 1836640), (80, 1744808), (95, 1469312), (104, 1342160), (128, 1090505), (130, 1073728), (152, 918320), (160, 872404), (190, 734656), (208, 671080), (247, 565120), (260, 536864), (304, 459160), (320, 436202), (380, 367328), (416, 335540), (494, 282560), (520, 268432), (608, 229580), (640, 218101), (760, 183664), (832, 167770), (883, 158080), (988, 141280), (1040, 134216), (1216, 114790), (1235, 113024), (1520, 91832), (1664, 83885), (1766, 79040), (1976, 70640), (2080, 67108), (2432, 57395), (2470, 56512), (3040, 45916), (3532, 39520), (3952, 35320), (4160, 33554), (4415, 31616), (4940, 28256), (6080, 22958), (7064, 19760), (7904, 17660), (8320, 16777), (8830, 15808), (9880, 14128), (11479, 12160)]