131182920

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{211}}^1$

素因数の和:396

約数の個数: 192

約数和(自身を含む): 470283840

約数和(自身を除く): 339100920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 55, 60, 66, 72, 88, 90, 99, 110, 120, 132, 157, 165, 180, 198, 211, 220, 264, 314, 330, 360, 396, 422, 440, 471, 495, 628, 633, 660, 785, 792, 844, 942, 990, 1055, 1256, 1266, 1320, 1413, 1570, 1688, 1727, 1884, 1899, 1980, 2110, 2321, 2355, 2532, 2826, 3140, 3165, 3454, 3768, 3798, 3960, 4220, 4642, 4710, 5064, 5181, 5652, 6280, 6330, 6908, 6963, 7065, 7596, 8440, 8635, 9284, 9420, 9495, 10362, 11304, 11605, 12660, 13816, 13926, 14130, 15192, 15543, 17270, 18568, 18840, 18990, 20724, 20889, 23210, 25320, 25905, 27852, 28260, 31086, 33127, 34540, 34815, 37980, 41448, 41778, 46420, 51810, 55704, 56520, 62172, 66254, 69080, 69630, 75960, 77715, 83556, 92840, 99381, 103620, 104445, 124344, 132508, 139260, 155430, 165635, 167112, 198762, 207240, 208890, 265016, 278520, 298143, 310860, 331270, 364397, 397524, 417780, 496905, 596286, 621720, 662540, 728794, 795048, 835560, 993810, 1093191, 1192572, 1325080, 1457588, 1490715, 1821985, 1987620, 2186382, 2385144, 2915176, 2981430, 3279573, 3643970, 3975240, 4372764, 5465955, 5962860, 6559146, 7287940, 8745528, 10931910, 11925720, 13118292, 14575880, 16397865, 21863820, 26236584, 32795730, 43727640, 65591460, 131182920]

約数ペア:

[(1, 131182920), (2, 65591460), (3, 43727640), (4, 32795730), (5, 26236584), (6, 21863820), (8, 16397865), (9, 14575880), (10, 13118292), (11, 11925720), (12, 10931910), (15, 8745528), (18, 7287940), (20, 6559146), (22, 5962860), (24, 5465955), (30, 4372764), (33, 3975240), (36, 3643970), (40, 3279573), (44, 2981430), (45, 2915176), (55, 2385144), (60, 2186382), (66, 1987620), (72, 1821985), (88, 1490715), (90, 1457588), (99, 1325080), (110, 1192572), (120, 1093191), (132, 993810), (157, 835560), (165, 795048), (180, 728794), (198, 662540), (211, 621720), (220, 596286), (264, 496905), (314, 417780), (330, 397524), (360, 364397), (396, 331270), (422, 310860), (440, 298143), (471, 278520), (495, 265016), (628, 208890), (633, 207240), (660, 198762), (785, 167112), (792, 165635), (844, 155430), (942, 139260), (990, 132508), (1055, 124344), (1256, 104445), (1266, 103620), (1320, 99381), (1413, 92840), (1570, 83556), (1688, 77715), (1727, 75960), (1884, 69630), (1899, 69080), (1980, 66254), (2110, 62172), (2321, 56520), (2355, 55704), (2532, 51810), (2826, 46420), (3140, 41778), (3165, 41448), (3454, 37980), (3768, 34815), (3798, 34540), (3960, 33127), (4220, 31086), (4642, 28260), (4710, 27852), (5064, 25905), (5181, 25320), (5652, 23210), (6280, 20889), (6330, 20724), (6908, 18990), (6963, 18840), (7065, 18568), (7596, 17270), (8440, 15543), (8635, 15192), (9284, 14130), (9420, 13926), (9495, 13816), (10362, 12660), (11304, 11605)]