131363820

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{761}}^1$

素因数の和:920

約数の個数: 144

約数和(自身を含む): 459321408

約数和(自身を除く): 327957588

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, 548, 630, 685, 761, 822, 959, 1233, 1260, 1370, 1522, 1644, 1918, 2055, 2283, 2466, 2740, 2877, 3044, 3805, 3836, 4110, 4566, 4795, 4932, 5327, 5754, 6165, 6849, 7610, 8220, 8631, 9132, 9590, 10654, 11415, 11508, 12330, 13698, 14385, 15220, 15981, 17262, 19180, 21308, 22830, 24660, 26635, 27396, 28770, 31962, 34245, 34524, 43155, 45660, 47943, 53270, 57540, 63924, 68490, 79905, 86310, 95886, 104257, 106540, 136980, 159810, 172620, 191772, 208514, 239715, 312771, 319620, 417028, 479430, 521285, 625542, 729799, 938313, 958860, 1042570, 1251084, 1459598, 1563855, 1876626, 2085140, 2189397, 2919196, 3127710, 3648995, 3753252, 4378794, 4691565, 6255420, 6568191, 7297990, 8757588, 9383130, 10946985, 13136382, 14595980, 18766260, 21893970, 26272764, 32840955, 43787940, 65681910, 131363820]

約数ペア:

[(1, 131363820), (2, 65681910), (3, 43787940), (4, 32840955), (5, 26272764), (6, 21893970), (7, 18766260), (9, 14595980), (10, 13136382), (12, 10946985), (14, 9383130), (15, 8757588), (18, 7297990), (20, 6568191), (21, 6255420), (28, 4691565), (30, 4378794), (35, 3753252), (36, 3648995), (42, 3127710), (45, 2919196), (60, 2189397), (63, 2085140), (70, 1876626), (84, 1563855), (90, 1459598), (105, 1251084), (126, 1042570), (137, 958860), (140, 938313), (180, 729799), (210, 625542), (252, 521285), (274, 479430), (315, 417028), (411, 319620), (420, 312771), (548, 239715), (630, 208514), (685, 191772), (761, 172620), (822, 159810), (959, 136980), (1233, 106540), (1260, 104257), (1370, 95886), (1522, 86310), (1644, 79905), (1918, 68490), (2055, 63924), (2283, 57540), (2466, 53270), (2740, 47943), (2877, 45660), (3044, 43155), (3805, 34524), (3836, 34245), (4110, 31962), (4566, 28770), (4795, 27396), (4932, 26635), (5327, 24660), (5754, 22830), (6165, 21308), (6849, 19180), (7610, 17262), (8220, 15981), (8631, 15220), (9132, 14385), (9590, 13698), (10654, 12330), (11415, 11508)]