15262720

素因数分解:

$2^{10}\times 5^1\times {\mathrm{11}}^1\times {\mathrm{271}}^1$

素因数の和:307

約数の個数: 88

約数和(自身を含む): 40088448

約数和(自身を除く): 24825728

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 128, 160, 176, 220, 256, 271, 320, 352, 440, 512, 542, 640, 704, 880, 1024, 1084, 1280, 1355, 1408, 1760, 2168, 2560, 2710, 2816, 2981, 3520, 4336, 5120, 5420, 5632, 5962, 7040, 8672, 10840, 11264, 11924, 14080, 14905, 17344, 21680, 23848, 28160, 29810, 34688, 43360, 47696, 56320, 59620, 69376, 86720, 95392, 119240, 138752, 173440, 190784, 238480, 277504, 346880, 381568, 476960, 693760, 763136, 953920, 1387520, 1526272, 1907840, 3052544, 3815680, 7631360, 15262720]

約数ペア:

[(1, 15262720), (2, 7631360), (4, 3815680), (5, 3052544), (8, 1907840), (10, 1526272), (11, 1387520), (16, 953920), (20, 763136), (22, 693760), (32, 476960), (40, 381568), (44, 346880), (55, 277504), (64, 238480), (80, 190784), (88, 173440), (110, 138752), (128, 119240), (160, 95392), (176, 86720), (220, 69376), (256, 59620), (271, 56320), (320, 47696), (352, 43360), (440, 34688), (512, 29810), (542, 28160), (640, 23848), (704, 21680), (880, 17344), (1024, 14905), (1084, 14080), (1280, 11924), (1355, 11264), (1408, 10840), (1760, 8672), (2168, 7040), (2560, 5962), (2710, 5632), (2816, 5420), (2981, 5120), (3520, 4336)]