285005520

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{131947}}^1$

素因数の和:131969

約数の個数: 80

約数和(自身を含む): 981693120

約数和(自身を除く): 696687600

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 90, 108, 120, 135, 144, 180, 216, 240, 270, 360, 432, 540, 720, 1080, 2160, 131947, 263894, 395841, 527788, 659735, 791682, 1055576, 1187523, 1319470, 1583364, 1979205, 2111152, 2375046, 2638940, 3166728, 3562569, 3958410, 4750092, 5277880, 5937615, 6333456, 7125138, 7916820, 9500184, 10555760, 11875230, 14250276, 15833640, 17812845, 19000368, 23750460, 28500552, 31667280, 35625690, 47500920, 57001104, 71251380, 95001840, 142502760, 285005520]

約数ペア:

[(1, 285005520), (2, 142502760), (3, 95001840), (4, 71251380), (5, 57001104), (6, 47500920), (8, 35625690), (9, 31667280), (10, 28500552), (12, 23750460), (15, 19000368), (16, 17812845), (18, 15833640), (20, 14250276), (24, 11875230), (27, 10555760), (30, 9500184), (36, 7916820), (40, 7125138), (45, 6333456), (48, 5937615), (54, 5277880), (60, 4750092), (72, 3958410), (80, 3562569), (90, 3166728), (108, 2638940), (120, 2375046), (135, 2111152), (144, 1979205), (180, 1583364), (216, 1319470), (240, 1187523), (270, 1055576), (360, 791682), (432, 659735), (540, 527788), (720, 395841), (1080, 263894), (2160, 131947)]