79717680

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{15817}}^1$

素因数の和:15843

約数の個数: 120

約数和(自身を含む): 305983392

約数和(自身を除く): 226265712

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 140, 144, 168, 180, 210, 240, 252, 280, 315, 336, 360, 420, 504, 560, 630, 720, 840, 1008, 1260, 1680, 2520, 5040, 15817, 31634, 47451, 63268, 79085, 94902, 110719, 126536, 142353, 158170, 189804, 221438, 237255, 253072, 284706, 316340, 332157, 379608, 442876, 474510, 553595, 569412, 632680, 664314, 711765, 759216, 885752, 949020, 996471, 1107190, 1138824, 1265360, 1328628, 1423530, 1660785, 1771504, 1898040, 1992942, 2214380, 2277648, 2657256, 2847060, 3321570, 3796080, 3985884, 4428760, 4982355, 5314512, 5694120, 6643140, 7971768, 8857520, 9964710, 11388240, 13286280, 15943536, 19929420, 26572560, 39858840, 79717680]

約数ペア:

[(1, 79717680), (2, 39858840), (3, 26572560), (4, 19929420), (5, 15943536), (6, 13286280), (7, 11388240), (8, 9964710), (9, 8857520), (10, 7971768), (12, 6643140), (14, 5694120), (15, 5314512), (16, 4982355), (18, 4428760), (20, 3985884), (21, 3796080), (24, 3321570), (28, 2847060), (30, 2657256), (35, 2277648), (36, 2214380), (40, 1992942), (42, 1898040), (45, 1771504), (48, 1660785), (56, 1423530), (60, 1328628), (63, 1265360), (70, 1138824), (72, 1107190), (80, 996471), (84, 949020), (90, 885752), (105, 759216), (112, 711765), (120, 664314), (126, 632680), (140, 569412), (144, 553595), (168, 474510), (180, 442876), (210, 379608), (240, 332157), (252, 316340), (280, 284706), (315, 253072), (336, 237255), (360, 221438), (420, 189804), (504, 158170), (560, 142353), (630, 126536), (720, 110719), (840, 94902), (1008, 79085), (1260, 63268), (1680, 47451), (2520, 31634), (5040, 15817)]