71861580

素因数分解:

$2^2\times 3^4\times 5^1\times 7^1\times {\mathrm{6337}}^1$

素因数の和:6365

約数の個数: 120

約数和(自身を含む): 257677728

約数和(自身を除く): 185816148

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, 81, 84, 90, 105, 108, 126, 135, 140, 162, 180, 189, 210, 252, 270, 315, 324, 378, 405, 420, 540, 567, 630, 756, 810, 945, 1134, 1260, 1620, 1890, 2268, 2835, 3780, 5670, 6337, 11340, 12674, 19011, 25348, 31685, 38022, 44359, 57033, 63370, 76044, 88718, 95055, 114066, 126740, 133077, 171099, 177436, 190110, 221795, 228132, 266154, 285165, 342198, 380220, 399231, 443590, 513297, 532308, 570330, 665385, 684396, 798462, 855495, 887180, 1026594, 1140660, 1197693, 1330770, 1596924, 1710990, 1996155, 2053188, 2395386, 2566485, 2661540, 3421980, 3593079, 3992310, 4790772, 5132970, 5988465, 7186158, 7984620, 10265940, 11976930, 14372316, 17965395, 23953860, 35930790, 71861580]

約数ペア:

[(1, 71861580), (2, 35930790), (3, 23953860), (4, 17965395), (5, 14372316), (6, 11976930), (7, 10265940), (9, 7984620), (10, 7186158), (12, 5988465), (14, 5132970), (15, 4790772), (18, 3992310), (20, 3593079), (21, 3421980), (27, 2661540), (28, 2566485), (30, 2395386), (35, 2053188), (36, 1996155), (42, 1710990), (45, 1596924), (54, 1330770), (60, 1197693), (63, 1140660), (70, 1026594), (81, 887180), (84, 855495), (90, 798462), (105, 684396), (108, 665385), (126, 570330), (135, 532308), (140, 513297), (162, 443590), (180, 399231), (189, 380220), (210, 342198), (252, 285165), (270, 266154), (315, 228132), (324, 221795), (378, 190110), (405, 177436), (420, 171099), (540, 133077), (567, 126740), (630, 114066), (756, 95055), (810, 88718), (945, 76044), (1134, 63370), (1260, 57033), (1620, 44359), (1890, 38022), (2268, 31685), (2835, 25348), (3780, 19011), (5670, 12674), (6337, 11340)]