77506380

素因数分解:

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

素因数の和:608

約数の個数: 144

約数和(自身を含む): 271252800

約数和(自身を除く): 193746420

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 137, 140, 180, 210, 252, 274, 315, 411, 420, 449, 548, 630, 685, 822, 898, 959, 1233, 1260, 1347, 1370, 1644, 1796, 1918, 2055, 2245, 2466, 2694, 2740, 2877, 3143, 3836, 4041, 4110, 4490, 4795, 4932, 5388, 5754, 6165, 6286, 6735, 8082, 8220, 8631, 8980, 9429, 9590, 11508, 12330, 12572, 13470, 14385, 15715, 16164, 17262, 18858, 19180, 20205, 24660, 26940, 28287, 28770, 31430, 34524, 37716, 40410, 43155, 47145, 56574, 57540, 61513, 62860, 80820, 86310, 94290, 113148, 123026, 141435, 172620, 184539, 188580, 246052, 282870, 307565, 369078, 430591, 553617, 565740, 615130, 738156, 861182, 922695, 1107234, 1230260, 1291773, 1722364, 1845390, 2152955, 2214468, 2583546, 2768085, 3690780, 3875319, 4305910, 5167092, 5536170, 6458865, 7750638, 8611820, 11072340, 12917730, 15501276, 19376595, 25835460, 38753190, 77506380]

約数ペア:

[(1, 77506380), (2, 38753190), (3, 25835460), (4, 19376595), (5, 15501276), (6, 12917730), (7, 11072340), (9, 8611820), (10, 7750638), (12, 6458865), (14, 5536170), (15, 5167092), (18, 4305910), (20, 3875319), (21, 3690780), (28, 2768085), (30, 2583546), (35, 2214468), (36, 2152955), (42, 1845390), (45, 1722364), (60, 1291773), (63, 1230260), (70, 1107234), (84, 922695), (90, 861182), (105, 738156), (126, 615130), (137, 565740), (140, 553617), (180, 430591), (210, 369078), (252, 307565), (274, 282870), (315, 246052), (411, 188580), (420, 184539), (449, 172620), (548, 141435), (630, 123026), (685, 113148), (822, 94290), (898, 86310), (959, 80820), (1233, 62860), (1260, 61513), (1347, 57540), (1370, 56574), (1644, 47145), (1796, 43155), (1918, 40410), (2055, 37716), (2245, 34524), (2466, 31430), (2694, 28770), (2740, 28287), (2877, 26940), (3143, 24660), (3836, 20205), (4041, 19180), (4110, 18858), (4490, 17262), (4795, 16164), (4932, 15715), (5388, 14385), (5754, 13470), (6165, 12572), (6286, 12330), (6735, 11508), (8082, 9590), (8220, 9429), (8631, 8980)]