80797920

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{173}}^1$

素因数の和:337

約数の個数: 192

約数和(自身を含む): 294658560

約数和(自身を除く): 213860640

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 70, 80, 84, 96, 105, 112, 120, 139, 140, 160, 168, 173, 210, 224, 240, 278, 280, 336, 346, 417, 420, 480, 519, 556, 560, 672, 692, 695, 834, 840, 865, 973, 1038, 1112, 1120, 1211, 1384, 1390, 1668, 1680, 1730, 1946, 2076, 2085, 2224, 2422, 2595, 2768, 2780, 2919, 3336, 3360, 3460, 3633, 3892, 4152, 4170, 4448, 4844, 4865, 5190, 5536, 5560, 5838, 6055, 6672, 6920, 7266, 7784, 8304, 8340, 9688, 9730, 10380, 11120, 11676, 12110, 13344, 13840, 14532, 14595, 15568, 16608, 16680, 18165, 19376, 19460, 20760, 22240, 23352, 24047, 24220, 27680, 29064, 29190, 31136, 33360, 36330, 38752, 38920, 41520, 46704, 48094, 48440, 58128, 58380, 66720, 72141, 72660, 77840, 83040, 93408, 96188, 96880, 116256, 116760, 120235, 144282, 145320, 155680, 168329, 192376, 193760, 233520, 240470, 288564, 290640, 336658, 360705, 384752, 467040, 480940, 504987, 577128, 581280, 673316, 721410, 769504, 841645, 961880, 1009974, 1154256, 1346632, 1442820, 1683290, 1923760, 2019948, 2308512, 2524935, 2693264, 2885640, 3366580, 3847520, 4039896, 5049870, 5386528, 5771280, 6733160, 8079792, 10099740, 11542560, 13466320, 16159584, 20199480, 26932640, 40398960, 80797920]

約数ペア:

[(1, 80797920), (2, 40398960), (3, 26932640), (4, 20199480), (5, 16159584), (6, 13466320), (7, 11542560), (8, 10099740), (10, 8079792), (12, 6733160), (14, 5771280), (15, 5386528), (16, 5049870), (20, 4039896), (21, 3847520), (24, 3366580), (28, 2885640), (30, 2693264), (32, 2524935), (35, 2308512), (40, 2019948), (42, 1923760), (48, 1683290), (56, 1442820), (60, 1346632), (70, 1154256), (80, 1009974), (84, 961880), (96, 841645), (105, 769504), (112, 721410), (120, 673316), (139, 581280), (140, 577128), (160, 504987), (168, 480940), (173, 467040), (210, 384752), (224, 360705), (240, 336658), (278, 290640), (280, 288564), (336, 240470), (346, 233520), (417, 193760), (420, 192376), (480, 168329), (519, 155680), (556, 145320), (560, 144282), (672, 120235), (692, 116760), (695, 116256), (834, 96880), (840, 96188), (865, 93408), (973, 83040), (1038, 77840), (1112, 72660), (1120, 72141), (1211, 66720), (1384, 58380), (1390, 58128), (1668, 48440), (1680, 48094), (1730, 46704), (1946, 41520), (2076, 38920), (2085, 38752), (2224, 36330), (2422, 33360), (2595, 31136), (2768, 29190), (2780, 29064), (2919, 27680), (3336, 24220), (3360, 24047), (3460, 23352), (3633, 22240), (3892, 20760), (4152, 19460), (4170, 19376), (4448, 18165), (4844, 16680), (4865, 16608), (5190, 15568), (5536, 14595), (5560, 14532), (5838, 13840), (6055, 13344), (6672, 12110), (6920, 11676), (7266, 11120), (7784, 10380), (8304, 9730), (8340, 9688)]