264331520

素因数分解:

$2^8\times 5^1\times {\mathrm{29}}^1\times {\mathrm{7121}}^1$

素因数の和:7171

約数の個数: 72

約数和(自身を含む): 655081560

約数和(自身を除く): 390750040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 32, 40, 58, 64, 80, 116, 128, 145, 160, 232, 256, 290, 320, 464, 580, 640, 928, 1160, 1280, 1856, 2320, 3712, 4640, 7121, 7424, 9280, 14242, 18560, 28484, 35605, 37120, 56968, 71210, 113936, 142420, 206509, 227872, 284840, 413018, 455744, 569680, 826036, 911488, 1032545, 1139360, 1652072, 1822976, 2065090, 2278720, 3304144, 4130180, 4557440, 6608288, 8260360, 9114880, 13216576, 16520720, 26433152, 33041440, 52866304, 66082880, 132165760, 264331520]

約数ペア:

[(1, 264331520), (2, 132165760), (4, 66082880), (5, 52866304), (8, 33041440), (10, 26433152), (16, 16520720), (20, 13216576), (29, 9114880), (32, 8260360), (40, 6608288), (58, 4557440), (64, 4130180), (80, 3304144), (116, 2278720), (128, 2065090), (145, 1822976), (160, 1652072), (232, 1139360), (256, 1032545), (290, 911488), (320, 826036), (464, 569680), (580, 455744), (640, 413018), (928, 284840), (1160, 227872), (1280, 206509), (1856, 142420), (2320, 113936), (3712, 71210), (4640, 56968), (7121, 37120), (7424, 35605), (9280, 28484), (14242, 18560)]