51019920

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{191}}^1$

素因数の和:270

約数の個数: 240

約数和(自身を含む): 200558592

約数和(自身を除く): 149538672

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, 53, 56, 60, 63, 70, 72, 80, 84, 90, 105, 106, 112, 120, 126, 140, 144, 159, 168, 180, 191, 210, 212, 240, 252, 265, 280, 315, 318, 336, 360, 371, 382, 420, 424, 477, 504, 530, 560, 573, 630, 636, 720, 742, 764, 795, 840, 848, 954, 955, 1008, 1060, 1113, 1146, 1260, 1272, 1337, 1484, 1528, 1590, 1680, 1719, 1855, 1908, 1910, 2120, 2226, 2292, 2385, 2520, 2544, 2674, 2865, 2968, 3056, 3180, 3339, 3438, 3710, 3816, 3820, 4011, 4240, 4452, 4584, 4770, 5040, 5348, 5565, 5730, 5936, 6360, 6678, 6685, 6876, 7420, 7632, 7640, 8022, 8595, 8904, 9168, 9540, 10123, 10696, 11130, 11460, 12033, 12720, 13356, 13370, 13752, 14840, 15280, 16044, 16695, 17190, 17808, 19080, 20055, 20246, 21392, 22260, 22920, 24066, 26712, 26740, 27504, 29680, 30369, 32088, 33390, 34380, 38160, 40110, 40492, 44520, 45840, 48132, 50615, 53424, 53480, 60165, 60738, 64176, 66780, 68760, 70861, 80220, 80984, 89040, 91107, 96264, 101230, 106960, 120330, 121476, 133560, 137520, 141722, 151845, 160440, 161968, 182214, 192528, 202460, 212583, 240660, 242952, 267120, 283444, 303690, 320880, 354305, 364428, 404920, 425166, 455535, 481320, 485904, 566888, 607380, 637749, 708610, 728856, 809840, 850332, 911070, 962640, 1062915, 1133776, 1214760, 1275498, 1417220, 1457712, 1700664, 1822140, 2125830, 2429520, 2550996, 2834440, 3188745, 3401328, 3644280, 4251660, 5101992, 5668880, 6377490, 7288560, 8503320, 10203984, 12754980, 17006640, 25509960, 51019920]

約数ペア:

[(1, 51019920), (2, 25509960), (3, 17006640), (4, 12754980), (5, 10203984), (6, 8503320), (7, 7288560), (8, 6377490), (9, 5668880), (10, 5101992), (12, 4251660), (14, 3644280), (15, 3401328), (16, 3188745), (18, 2834440), (20, 2550996), (21, 2429520), (24, 2125830), (28, 1822140), (30, 1700664), (35, 1457712), (36, 1417220), (40, 1275498), (42, 1214760), (45, 1133776), (48, 1062915), (53, 962640), (56, 911070), (60, 850332), (63, 809840), (70, 728856), (72, 708610), (80, 637749), (84, 607380), (90, 566888), (105, 485904), (106, 481320), (112, 455535), (120, 425166), (126, 404920), (140, 364428), (144, 354305), (159, 320880), (168, 303690), (180, 283444), (191, 267120), (210, 242952), (212, 240660), (240, 212583), (252, 202460), (265, 192528), (280, 182214), (315, 161968), (318, 160440), (336, 151845), (360, 141722), (371, 137520), (382, 133560), (420, 121476), (424, 120330), (477, 106960), (504, 101230), (530, 96264), (560, 91107), (573, 89040), (630, 80984), (636, 80220), (720, 70861), (742, 68760), (764, 66780), (795, 64176), (840, 60738), (848, 60165), (954, 53480), (955, 53424), (1008, 50615), (1060, 48132), (1113, 45840), (1146, 44520), (1260, 40492), (1272, 40110), (1337, 38160), (1484, 34380), (1528, 33390), (1590, 32088), (1680, 30369), (1719, 29680), (1855, 27504), (1908, 26740), (1910, 26712), (2120, 24066), (2226, 22920), (2292, 22260), (2385, 21392), (2520, 20246), (2544, 20055), (2674, 19080), (2865, 17808), (2968, 17190), (3056, 16695), (3180, 16044), (3339, 15280), (3438, 14840), (3710, 13752), (3816, 13370), (3820, 13356), (4011, 12720), (4240, 12033), (4452, 11460), (4584, 11130), (4770, 10696), (5040, 10123), (5348, 9540), (5565, 9168), (5730, 8904), (5936, 8595), (6360, 8022), (6678, 7640), (6685, 7632), (6876, 7420)]