228779320

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{74279}}^1$

素因数の和:74308

約数の個数: 64

約数和(自身を含む): 641779200

約数和(自身を除く): 412999880

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 88, 110, 140, 154, 220, 280, 308, 385, 440, 616, 770, 1540, 3080, 74279, 148558, 297116, 371395, 519953, 594232, 742790, 817069, 1039906, 1485580, 1634138, 2079812, 2599765, 2971160, 3268276, 4085345, 4159624, 5199530, 5719483, 6536552, 8170690, 10399060, 11438966, 16341380, 20798120, 22877932, 28597415, 32682760, 45755864, 57194830, 114389660, 228779320]

約数ペア:

[(1, 228779320), (2, 114389660), (4, 57194830), (5, 45755864), (7, 32682760), (8, 28597415), (10, 22877932), (11, 20798120), (14, 16341380), (20, 11438966), (22, 10399060), (28, 8170690), (35, 6536552), (40, 5719483), (44, 5199530), (55, 4159624), (56, 4085345), (70, 3268276), (77, 2971160), (88, 2599765), (110, 2079812), (140, 1634138), (154, 1485580), (220, 1039906), (280, 817069), (308, 742790), (385, 594232), (440, 519953), (616, 371395), (770, 297116), (1540, 148558), (3080, 74279)]