219361920

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{2657}}^1$

素因数の和:2722

約数の個数: 128

約数和(自身を含む): 715746240

約数和(自身を除く): 496384320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 43, 48, 60, 64, 80, 86, 96, 120, 128, 129, 160, 172, 192, 215, 240, 258, 320, 344, 384, 430, 480, 516, 640, 645, 688, 860, 960, 1032, 1290, 1376, 1720, 1920, 2064, 2580, 2657, 2752, 3440, 4128, 5160, 5314, 5504, 6880, 7971, 8256, 10320, 10628, 13285, 13760, 15942, 16512, 20640, 21256, 26570, 27520, 31884, 39855, 41280, 42512, 53140, 63768, 79710, 82560, 85024, 106280, 114251, 127536, 159420, 170048, 212560, 228502, 255072, 318840, 340096, 342753, 425120, 457004, 510144, 571255, 637680, 685506, 850240, 914008, 1020288, 1142510, 1275360, 1371012, 1700480, 1713765, 1828016, 2285020, 2550720, 2742024, 3427530, 3656032, 4570040, 5101440, 5484048, 6855060, 7312064, 9140080, 10968096, 13710120, 14624128, 18280160, 21936192, 27420240, 36560320, 43872384, 54840480, 73120640, 109680960, 219361920]

約数ペア:

[(1, 219361920), (2, 109680960), (3, 73120640), (4, 54840480), (5, 43872384), (6, 36560320), (8, 27420240), (10, 21936192), (12, 18280160), (15, 14624128), (16, 13710120), (20, 10968096), (24, 9140080), (30, 7312064), (32, 6855060), (40, 5484048), (43, 5101440), (48, 4570040), (60, 3656032), (64, 3427530), (80, 2742024), (86, 2550720), (96, 2285020), (120, 1828016), (128, 1713765), (129, 1700480), (160, 1371012), (172, 1275360), (192, 1142510), (215, 1020288), (240, 914008), (258, 850240), (320, 685506), (344, 637680), (384, 571255), (430, 510144), (480, 457004), (516, 425120), (640, 342753), (645, 340096), (688, 318840), (860, 255072), (960, 228502), (1032, 212560), (1290, 170048), (1376, 159420), (1720, 127536), (1920, 114251), (2064, 106280), (2580, 85024), (2657, 82560), (2752, 79710), (3440, 63768), (4128, 53140), (5160, 42512), (5314, 41280), (5504, 39855), (6880, 31884), (7971, 27520), (8256, 26570), (10320, 21256), (10628, 20640), (13285, 16512), (13760, 15942)]