15685120

素因数分解:

$2^9\times 5^1\times {\mathrm{11}}^1\times {\mathrm{557}}^1$

素因数の和:591

約数の個数: 80

約数和(自身を含む): 41100048

約数和(自身を除く): 25414928

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, 320, 352, 440, 512, 557, 640, 704, 880, 1114, 1280, 1408, 1760, 2228, 2560, 2785, 2816, 3520, 4456, 5570, 5632, 6127, 7040, 8912, 11140, 12254, 14080, 17824, 22280, 24508, 28160, 30635, 35648, 44560, 49016, 61270, 71296, 89120, 98032, 122540, 142592, 178240, 196064, 245080, 285184, 356480, 392128, 490160, 712960, 784256, 980320, 1425920, 1568512, 1960640, 3137024, 3921280, 7842560, 15685120]

約数ペア:

[(1, 15685120), (2, 7842560), (4, 3921280), (5, 3137024), (8, 1960640), (10, 1568512), (11, 1425920), (16, 980320), (20, 784256), (22, 712960), (32, 490160), (40, 392128), (44, 356480), (55, 285184), (64, 245080), (80, 196064), (88, 178240), (110, 142592), (128, 122540), (160, 98032), (176, 89120), (220, 71296), (256, 61270), (320, 49016), (352, 44560), (440, 35648), (512, 30635), (557, 28160), (640, 24508), (704, 22280), (880, 17824), (1114, 14080), (1280, 12254), (1408, 11140), (1760, 8912), (2228, 7040), (2560, 6127), (2785, 5632), (2816, 5570), (3520, 4456)]