81019116

素因数分解:

$2^2\times 3^5\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{107}}^1$

素因数の和:186

約数の個数: 144

約数和(自身を含む): 231154560

約数和(自身を除く): 150135444

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 27, 36, 38, 41, 54, 57, 76, 81, 82, 107, 108, 114, 123, 162, 164, 171, 214, 228, 243, 246, 321, 324, 342, 369, 428, 486, 492, 513, 642, 684, 738, 779, 963, 972, 1026, 1107, 1284, 1476, 1539, 1558, 1926, 2033, 2052, 2214, 2337, 2889, 3078, 3116, 3321, 3852, 4066, 4387, 4428, 4617, 4674, 5778, 6099, 6156, 6642, 7011, 8132, 8667, 8774, 9234, 9348, 9963, 11556, 12198, 13161, 13284, 14022, 17334, 17548, 18297, 18468, 19926, 21033, 24396, 26001, 26322, 28044, 34668, 36594, 39483, 39852, 42066, 52002, 52644, 54891, 63099, 73188, 78966, 83353, 84132, 104004, 109782, 118449, 126198, 157932, 164673, 166706, 189297, 219564, 236898, 250059, 252396, 329346, 333412, 355347, 378594, 473796, 494019, 500118, 658692, 710694, 750177, 757188, 988038, 1000236, 1066041, 1421388, 1500354, 1976076, 2132082, 2250531, 3000708, 4264164, 4501062, 6751593, 9002124, 13503186, 20254779, 27006372, 40509558, 81019116]

約数ペア:

[(1, 81019116), (2, 40509558), (3, 27006372), (4, 20254779), (6, 13503186), (9, 9002124), (12, 6751593), (18, 4501062), (19, 4264164), (27, 3000708), (36, 2250531), (38, 2132082), (41, 1976076), (54, 1500354), (57, 1421388), (76, 1066041), (81, 1000236), (82, 988038), (107, 757188), (108, 750177), (114, 710694), (123, 658692), (162, 500118), (164, 494019), (171, 473796), (214, 378594), (228, 355347), (243, 333412), (246, 329346), (321, 252396), (324, 250059), (342, 236898), (369, 219564), (428, 189297), (486, 166706), (492, 164673), (513, 157932), (642, 126198), (684, 118449), (738, 109782), (779, 104004), (963, 84132), (972, 83353), (1026, 78966), (1107, 73188), (1284, 63099), (1476, 54891), (1539, 52644), (1558, 52002), (1926, 42066), (2033, 39852), (2052, 39483), (2214, 36594), (2337, 34668), (2889, 28044), (3078, 26322), (3116, 26001), (3321, 24396), (3852, 21033), (4066, 19926), (4387, 18468), (4428, 18297), (4617, 17548), (4674, 17334), (5778, 14022), (6099, 13284), (6156, 13161), (6642, 12198), (7011, 11556), (8132, 9963), (8667, 9348), (8774, 9234)]