305774080

素因数分解:

$2^9\times 5^1\times {\mathrm{31}}^1\times {\mathrm{3853}}^1$

素因数の和:3907

約数の個数: 80

約数和(自身を含む): 756987264

約数和(自身を除く): 451213184

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 256, 310, 320, 496, 512, 620, 640, 992, 1240, 1280, 1984, 2480, 2560, 3853, 3968, 4960, 7706, 7936, 9920, 15412, 15872, 19265, 19840, 30824, 38530, 39680, 61648, 77060, 79360, 119443, 123296, 154120, 238886, 246592, 308240, 477772, 493184, 597215, 616480, 955544, 986368, 1194430, 1232960, 1911088, 1972736, 2388860, 2465920, 3822176, 4777720, 4931840, 7644352, 9555440, 9863680, 15288704, 19110880, 30577408, 38221760, 61154816, 76443520, 152887040, 305774080]

約数ペア:

[(1, 305774080), (2, 152887040), (4, 76443520), (5, 61154816), (8, 38221760), (10, 30577408), (16, 19110880), (20, 15288704), (31, 9863680), (32, 9555440), (40, 7644352), (62, 4931840), (64, 4777720), (80, 3822176), (124, 2465920), (128, 2388860), (155, 1972736), (160, 1911088), (248, 1232960), (256, 1194430), (310, 986368), (320, 955544), (496, 616480), (512, 597215), (620, 493184), (640, 477772), (992, 308240), (1240, 246592), (1280, 238886), (1984, 154120), (2480, 123296), (2560, 119443), (3853, 79360), (3968, 77060), (4960, 61648), (7706, 39680), (7936, 38530), (9920, 30824), (15412, 19840), (15872, 19265)]