191978640

素因数分解:

$2^4\times 3^3\times 5^1\times 7^1\times {\mathrm{12697}}^1$

素因数の和:12726

約数の個数: 160

約数和(自身を含む): 755784960

約数和(自身を除く): 563806320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 70, 72, 80, 84, 90, 105, 108, 112, 120, 126, 135, 140, 144, 168, 180, 189, 210, 216, 240, 252, 270, 280, 315, 336, 360, 378, 420, 432, 504, 540, 560, 630, 720, 756, 840, 945, 1008, 1080, 1260, 1512, 1680, 1890, 2160, 2520, 3024, 3780, 5040, 7560, 12697, 15120, 25394, 38091, 50788, 63485, 76182, 88879, 101576, 114273, 126970, 152364, 177758, 190455, 203152, 228546, 253940, 266637, 304728, 342819, 355516, 380910, 444395, 457092, 507880, 533274, 571365, 609456, 685638, 711032, 761820, 799911, 888790, 914184, 1015760, 1066548, 1142730, 1333185, 1371276, 1422064, 1523640, 1599822, 1714095, 1777580, 1828368, 2133096, 2285460, 2399733, 2666370, 2742552, 3047280, 3199644, 3428190, 3555160, 3999555, 4266192, 4570920, 4799466, 5332740, 5485104, 6399288, 6856380, 7110320, 7999110, 9141840, 9598932, 10665480, 11998665, 12798576, 13712760, 15998220, 19197864, 21330960, 23997330, 27425520, 31996440, 38395728, 47994660, 63992880, 95989320, 191978640]

約数ペア:

[(1, 191978640), (2, 95989320), (3, 63992880), (4, 47994660), (5, 38395728), (6, 31996440), (7, 27425520), (8, 23997330), (9, 21330960), (10, 19197864), (12, 15998220), (14, 13712760), (15, 12798576), (16, 11998665), (18, 10665480), (20, 9598932), (21, 9141840), (24, 7999110), (27, 7110320), (28, 6856380), (30, 6399288), (35, 5485104), (36, 5332740), (40, 4799466), (42, 4570920), (45, 4266192), (48, 3999555), (54, 3555160), (56, 3428190), (60, 3199644), (63, 3047280), (70, 2742552), (72, 2666370), (80, 2399733), (84, 2285460), (90, 2133096), (105, 1828368), (108, 1777580), (112, 1714095), (120, 1599822), (126, 1523640), (135, 1422064), (140, 1371276), (144, 1333185), (168, 1142730), (180, 1066548), (189, 1015760), (210, 914184), (216, 888790), (240, 799911), (252, 761820), (270, 711032), (280, 685638), (315, 609456), (336, 571365), (360, 533274), (378, 507880), (420, 457092), (432, 444395), (504, 380910), (540, 355516), (560, 342819), (630, 304728), (720, 266637), (756, 253940), (840, 228546), (945, 203152), (1008, 190455), (1080, 177758), (1260, 152364), (1512, 126970), (1680, 114273), (1890, 101576), (2160, 88879), (2520, 76182), (3024, 63485), (3780, 50788), (5040, 38091), (7560, 25394), (12697, 15120)]