77517180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{211}}^1$

素因数の和:396

約数の個数: 144

約数和(自身を含む): 256043424

約数和(自身を除く): 178526244

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 157, 180, 195, 211, 234, 260, 314, 390, 422, 468, 471, 585, 628, 633, 780, 785, 844, 942, 1055, 1170, 1266, 1413, 1570, 1884, 1899, 2041, 2110, 2340, 2355, 2532, 2743, 2826, 3140, 3165, 3798, 4082, 4220, 4710, 5486, 5652, 6123, 6330, 7065, 7596, 8164, 8229, 9420, 9495, 10205, 10972, 12246, 12660, 13715, 14130, 16458, 18369, 18990, 20410, 24492, 24687, 27430, 28260, 30615, 32916, 33127, 36738, 37980, 40820, 41145, 49374, 54860, 61230, 66254, 73476, 82290, 91845, 98748, 99381, 122460, 123435, 132508, 164580, 165635, 183690, 198762, 246870, 298143, 331270, 367380, 397524, 430651, 493740, 496905, 596286, 662540, 861302, 993810, 1192572, 1291953, 1490715, 1722604, 1987620, 2153255, 2583906, 2981430, 3875859, 4306510, 5167812, 5962860, 6459765, 7751718, 8613020, 12919530, 15503436, 19379295, 25839060, 38758590, 77517180]

約数ペア:

[(1, 77517180), (2, 38758590), (3, 25839060), (4, 19379295), (5, 15503436), (6, 12919530), (9, 8613020), (10, 7751718), (12, 6459765), (13, 5962860), (15, 5167812), (18, 4306510), (20, 3875859), (26, 2981430), (30, 2583906), (36, 2153255), (39, 1987620), (45, 1722604), (52, 1490715), (60, 1291953), (65, 1192572), (78, 993810), (90, 861302), (117, 662540), (130, 596286), (156, 496905), (157, 493740), (180, 430651), (195, 397524), (211, 367380), (234, 331270), (260, 298143), (314, 246870), (390, 198762), (422, 183690), (468, 165635), (471, 164580), (585, 132508), (628, 123435), (633, 122460), (780, 99381), (785, 98748), (844, 91845), (942, 82290), (1055, 73476), (1170, 66254), (1266, 61230), (1413, 54860), (1570, 49374), (1884, 41145), (1899, 40820), (2041, 37980), (2110, 36738), (2340, 33127), (2355, 32916), (2532, 30615), (2743, 28260), (2826, 27430), (3140, 24687), (3165, 24492), (3798, 20410), (4082, 18990), (4220, 18369), (4710, 16458), (5486, 14130), (5652, 13715), (6123, 12660), (6330, 12246), (7065, 10972), (7596, 10205), (8164, 9495), (8229, 9420)]