137898180

素因数分解:

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

素因数の和:407

約数の個数: 144

約数和(自身を含む): 492885120

約数和(自身を除く): 354986940

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 84, 90, 105, 108, 126, 135, 140, 180, 189, 191, 210, 252, 270, 315, 378, 382, 420, 540, 573, 630, 756, 764, 945, 955, 1146, 1260, 1337, 1719, 1890, 1910, 2292, 2674, 2865, 3438, 3780, 3820, 4011, 5157, 5348, 5730, 6685, 6876, 8022, 8595, 10314, 11460, 12033, 13370, 16044, 17190, 20055, 20628, 24066, 25785, 26740, 34380, 36099, 36481, 40110, 48132, 51570, 60165, 72198, 72962, 80220, 103140, 109443, 120330, 144396, 145924, 180495, 182405, 218886, 240660, 255367, 328329, 360990, 364810, 437772, 510734, 547215, 656658, 721980, 729620, 766101, 984987, 1021468, 1094430, 1276835, 1313316, 1532202, 1641645, 1969974, 2188860, 2298303, 2553670, 3064404, 3283290, 3830505, 3939948, 4596606, 4924935, 5107340, 6566580, 6894909, 7661010, 9193212, 9849870, 11491515, 13789818, 15322020, 19699740, 22983030, 27579636, 34474545, 45966060, 68949090, 137898180]

約数ペア:

[(1, 137898180), (2, 68949090), (3, 45966060), (4, 34474545), (5, 27579636), (6, 22983030), (7, 19699740), (9, 15322020), (10, 13789818), (12, 11491515), (14, 9849870), (15, 9193212), (18, 7661010), (20, 6894909), (21, 6566580), (27, 5107340), (28, 4924935), (30, 4596606), (35, 3939948), (36, 3830505), (42, 3283290), (45, 3064404), (54, 2553670), (60, 2298303), (63, 2188860), (70, 1969974), (84, 1641645), (90, 1532202), (105, 1313316), (108, 1276835), (126, 1094430), (135, 1021468), (140, 984987), (180, 766101), (189, 729620), (191, 721980), (210, 656658), (252, 547215), (270, 510734), (315, 437772), (378, 364810), (382, 360990), (420, 328329), (540, 255367), (573, 240660), (630, 218886), (756, 182405), (764, 180495), (945, 145924), (955, 144396), (1146, 120330), (1260, 109443), (1337, 103140), (1719, 80220), (1890, 72962), (1910, 72198), (2292, 60165), (2674, 51570), (2865, 48132), (3438, 40110), (3780, 36481), (3820, 36099), (4011, 34380), (5157, 26740), (5348, 25785), (5730, 24066), (6685, 20628), (6876, 20055), (8022, 17190), (8595, 16044), (10314, 13370), (11460, 12033)]