66138228

素因数分解:

$2^2\times 3^3\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{163}}^1$

素因数の和:223

約数の個数: 144

約数和(自身を含む): 197364160

約数和(自身を除く): 131225932

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 17, 18, 26, 27, 34, 36, 39, 51, 52, 54, 68, 78, 102, 108, 117, 153, 156, 163, 204, 221, 234, 289, 306, 326, 351, 442, 459, 468, 489, 578, 612, 652, 663, 702, 867, 884, 918, 978, 1156, 1326, 1404, 1467, 1734, 1836, 1956, 1989, 2119, 2601, 2652, 2771, 2934, 3468, 3757, 3978, 4238, 4401, 5202, 5542, 5868, 5967, 6357, 7514, 7803, 7956, 8313, 8476, 8802, 10404, 11084, 11271, 11934, 12714, 15028, 15606, 16626, 17604, 19071, 22542, 23868, 24939, 25428, 31212, 33252, 33813, 36023, 38142, 45084, 47107, 49878, 57213, 67626, 72046, 74817, 76284, 94214, 99756, 101439, 108069, 114426, 135252, 141321, 144092, 149634, 188428, 202878, 216138, 228852, 282642, 299268, 324207, 405756, 423963, 432276, 565284, 612391, 648414, 847926, 972621, 1224782, 1271889, 1296828, 1695852, 1837173, 1945242, 2449564, 2543778, 3674346, 3890484, 5087556, 5511519, 7348692, 11023038, 16534557, 22046076, 33069114, 66138228]

約数ペア:

[(1, 66138228), (2, 33069114), (3, 22046076), (4, 16534557), (6, 11023038), (9, 7348692), (12, 5511519), (13, 5087556), (17, 3890484), (18, 3674346), (26, 2543778), (27, 2449564), (34, 1945242), (36, 1837173), (39, 1695852), (51, 1296828), (52, 1271889), (54, 1224782), (68, 972621), (78, 847926), (102, 648414), (108, 612391), (117, 565284), (153, 432276), (156, 423963), (163, 405756), (204, 324207), (221, 299268), (234, 282642), (289, 228852), (306, 216138), (326, 202878), (351, 188428), (442, 149634), (459, 144092), (468, 141321), (489, 135252), (578, 114426), (612, 108069), (652, 101439), (663, 99756), (702, 94214), (867, 76284), (884, 74817), (918, 72046), (978, 67626), (1156, 57213), (1326, 49878), (1404, 47107), (1467, 45084), (1734, 38142), (1836, 36023), (1956, 33813), (1989, 33252), (2119, 31212), (2601, 25428), (2652, 24939), (2771, 23868), (2934, 22542), (3468, 19071), (3757, 17604), (3978, 16626), (4238, 15606), (4401, 15028), (5202, 12714), (5542, 11934), (5868, 11271), (5967, 11084), (6357, 10404), (7514, 8802), (7803, 8476), (7956, 8313)]