155770160

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{21397}}^1$

素因数の和:21430

約数の個数: 80

約数和(自身を含む): 445763136

約数和(自身を除く): 289992976

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 52, 56, 65, 70, 80, 91, 104, 112, 130, 140, 182, 208, 260, 280, 364, 455, 520, 560, 728, 910, 1040, 1456, 1820, 3640, 7280, 21397, 42794, 85588, 106985, 149779, 171176, 213970, 278161, 299558, 342352, 427940, 556322, 599116, 748895, 855880, 1112644, 1198232, 1390805, 1497790, 1711760, 1947127, 2225288, 2396464, 2781610, 2995580, 3894254, 4450576, 5563220, 5991160, 7788508, 9735635, 11126440, 11982320, 15577016, 19471270, 22252880, 31154032, 38942540, 77885080, 155770160]

約数ペア:

[(1, 155770160), (2, 77885080), (4, 38942540), (5, 31154032), (7, 22252880), (8, 19471270), (10, 15577016), (13, 11982320), (14, 11126440), (16, 9735635), (20, 7788508), (26, 5991160), (28, 5563220), (35, 4450576), (40, 3894254), (52, 2995580), (56, 2781610), (65, 2396464), (70, 2225288), (80, 1947127), (91, 1711760), (104, 1497790), (112, 1390805), (130, 1198232), (140, 1112644), (182, 855880), (208, 748895), (260, 599116), (280, 556322), (364, 427940), (455, 342352), (520, 299558), (560, 278161), (728, 213970), (910, 171176), (1040, 149779), (1456, 106985), (1820, 85588), (3640, 42794), (7280, 21397)]