256609530

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{379}}^1\times {\mathrm{7523}}^1$

素因数の和:7915

約数の個数: 48

約数和(自身を含む): 669034080

約数和(自身を除く): 412424550

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 379, 758, 1137, 1895, 2274, 3411, 3790, 5685, 6822, 7523, 11370, 15046, 17055, 22569, 34110, 37615, 45138, 67707, 75230, 112845, 135414, 225690, 338535, 677070, 2851217, 5702434, 8553651, 14256085, 17107302, 25660953, 28512170, 42768255, 51321906, 85536510, 128304765, 256609530]

約数ペア:

[(1, 256609530), (2, 128304765), (3, 85536510), (5, 51321906), (6, 42768255), (9, 28512170), (10, 25660953), (15, 17107302), (18, 14256085), (30, 8553651), (45, 5702434), (90, 2851217), (379, 677070), (758, 338535), (1137, 225690), (1895, 135414), (2274, 112845), (3411, 75230), (3790, 67707), (5685, 45138), (6822, 37615), (7523, 34110), (11370, 22569), (15046, 17055)]