51670920

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{449}}^1$

素因数の和:607

約数の個数: 128

約数和(自身を含む): 178848000

約数和(自身を除く): 127177080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 137, 140, 168, 210, 274, 280, 411, 420, 449, 548, 685, 822, 840, 898, 959, 1096, 1347, 1370, 1644, 1796, 1918, 2055, 2245, 2694, 2740, 2877, 3143, 3288, 3592, 3836, 4110, 4490, 4795, 5388, 5480, 5754, 6286, 6735, 7672, 8220, 8980, 9429, 9590, 10776, 11508, 12572, 13470, 14385, 15715, 16440, 17960, 18858, 19180, 23016, 25144, 26940, 28770, 31430, 37716, 38360, 47145, 53880, 57540, 61513, 62860, 75432, 94290, 115080, 123026, 125720, 184539, 188580, 246052, 307565, 369078, 377160, 430591, 492104, 615130, 738156, 861182, 922695, 1230260, 1291773, 1476312, 1722364, 1845390, 2152955, 2460520, 2583546, 3444728, 3690780, 4305910, 5167092, 6458865, 7381560, 8611820, 10334184, 12917730, 17223640, 25835460, 51670920]

約数ペア:

[(1, 51670920), (2, 25835460), (3, 17223640), (4, 12917730), (5, 10334184), (6, 8611820), (7, 7381560), (8, 6458865), (10, 5167092), (12, 4305910), (14, 3690780), (15, 3444728), (20, 2583546), (21, 2460520), (24, 2152955), (28, 1845390), (30, 1722364), (35, 1476312), (40, 1291773), (42, 1230260), (56, 922695), (60, 861182), (70, 738156), (84, 615130), (105, 492104), (120, 430591), (137, 377160), (140, 369078), (168, 307565), (210, 246052), (274, 188580), (280, 184539), (411, 125720), (420, 123026), (449, 115080), (548, 94290), (685, 75432), (822, 62860), (840, 61513), (898, 57540), (959, 53880), (1096, 47145), (1347, 38360), (1370, 37716), (1644, 31430), (1796, 28770), (1918, 26940), (2055, 25144), (2245, 23016), (2694, 19180), (2740, 18858), (2877, 17960), (3143, 16440), (3288, 15715), (3592, 14385), (3836, 13470), (4110, 12572), (4490, 11508), (4795, 10776), (5388, 9590), (5480, 9429), (5754, 8980), (6286, 8220), (6735, 7672)]