120828456

素因数分解:

$2^3\times 3^3\times 7^1\times {\mathrm{157}}^1\times {\mathrm{509}}^1$

素因数の和:688

約数の個数: 128

約数和(自身を含む): 386784000

約数和(自身を除く): 265955544

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 36, 42, 54, 56, 63, 72, 84, 108, 126, 157, 168, 189, 216, 252, 314, 378, 471, 504, 509, 628, 756, 942, 1018, 1099, 1256, 1413, 1512, 1527, 1884, 2036, 2198, 2826, 3054, 3297, 3563, 3768, 4072, 4239, 4396, 4581, 5652, 6108, 6594, 7126, 8478, 8792, 9162, 9891, 10689, 11304, 12216, 13188, 13743, 14252, 16956, 18324, 19782, 21378, 26376, 27486, 28504, 29673, 32067, 33912, 36648, 39564, 42756, 54972, 59346, 64134, 79128, 79913, 85512, 96201, 109944, 118692, 128268, 159826, 192402, 237384, 239739, 256536, 319652, 384804, 479478, 559391, 639304, 719217, 769608, 958956, 1118782, 1438434, 1678173, 1917912, 2157651, 2237564, 2876868, 3356346, 4315302, 4475128, 5034519, 5753736, 6712692, 8630604, 10069038, 13425384, 15103557, 17261208, 20138076, 30207114, 40276152, 60414228, 120828456]

約数ペア:

[(1, 120828456), (2, 60414228), (3, 40276152), (4, 30207114), (6, 20138076), (7, 17261208), (8, 15103557), (9, 13425384), (12, 10069038), (14, 8630604), (18, 6712692), (21, 5753736), (24, 5034519), (27, 4475128), (28, 4315302), (36, 3356346), (42, 2876868), (54, 2237564), (56, 2157651), (63, 1917912), (72, 1678173), (84, 1438434), (108, 1118782), (126, 958956), (157, 769608), (168, 719217), (189, 639304), (216, 559391), (252, 479478), (314, 384804), (378, 319652), (471, 256536), (504, 239739), (509, 237384), (628, 192402), (756, 159826), (942, 128268), (1018, 118692), (1099, 109944), (1256, 96201), (1413, 85512), (1512, 79913), (1527, 79128), (1884, 64134), (2036, 59346), (2198, 54972), (2826, 42756), (3054, 39564), (3297, 36648), (3563, 33912), (3768, 32067), (4072, 29673), (4239, 28504), (4396, 27486), (4581, 26376), (5652, 21378), (6108, 19782), (6594, 18324), (7126, 16956), (8478, 14252), (8792, 13743), (9162, 13188), (9891, 12216), (10689, 11304)]