20160936705

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{277}}^1\times {\mathrm{751}}^1$

素因数の和:1127

約数の個数: 128

約数和(自身を含む): 40459862016

約数和(自身を除く): 20298925311

約数列:

[1, 3, 5, 7, 13, 15, 21, 35, 39, 65, 71, 91, 105, 195, 213, 273, 277, 355, 455, 497, 751, 831, 923, 1065, 1365, 1385, 1491, 1939, 2253, 2485, 2769, 3601, 3755, 4155, 4615, 5257, 5817, 6461, 7455, 9695, 9763, 10803, 11265, 13845, 15771, 18005, 19383, 19667, 25207, 26285, 29085, 29289, 32305, 48815, 53321, 54015, 59001, 68341, 75621, 78855, 96915, 98335, 126035, 137669, 146445, 159963, 205023, 208027, 255671, 266605, 295005, 341705, 373247, 378105, 413007, 624081, 688345, 693173, 767013, 799815, 1025115, 1040135, 1119741, 1278355, 1456189, 1789697, 1866235, 2065035, 2079519, 2704351, 3120405, 3465865, 3835065, 4368567, 4852211, 5369091, 5598705, 7280945, 8113053, 8948485, 10397595, 13521755, 14556633, 14769917, 18930457, 21842835, 24261055, 26845455, 40565265, 44309751, 56791371, 72783165, 73849585, 94652285, 103389419, 192008921, 221548755, 283956855, 310168257, 516947095, 576026763, 960044605, 1344062447, 1550841285, 2880133815, 4032187341, 6720312235, 20160936705]

約数ペア:

[(1, 20160936705), (3, 6720312235), (5, 4032187341), (7, 2880133815), (13, 1550841285), (15, 1344062447), (21, 960044605), (35, 576026763), (39, 516947095), (65, 310168257), (71, 283956855), (91, 221548755), (105, 192008921), (195, 103389419), (213, 94652285), (273, 73849585), (277, 72783165), (355, 56791371), (455, 44309751), (497, 40565265), (751, 26845455), (831, 24261055), (923, 21842835), (1065, 18930457), (1365, 14769917), (1385, 14556633), (1491, 13521755), (1939, 10397595), (2253, 8948485), (2485, 8113053), (2769, 7280945), (3601, 5598705), (3755, 5369091), (4155, 4852211), (4615, 4368567), (5257, 3835065), (5817, 3465865), (6461, 3120405), (7455, 2704351), (9695, 2079519), (9763, 2065035), (10803, 1866235), (11265, 1789697), (13845, 1456189), (15771, 1278355), (18005, 1119741), (19383, 1040135), (19667, 1025115), (25207, 799815), (26285, 767013), (29085, 693173), (29289, 688345), (32305, 624081), (48815, 413007), (53321, 378105), (54015, 373247), (59001, 341705), (68341, 295005), (75621, 266605), (78855, 255671), (96915, 208027), (98335, 205023), (126035, 159963), (137669, 146445)]