131465256

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{331}}^1$

素因数の和:439

約数の個数: 128

約数和(自身を含む): 379276800

約数和(自身を除く): 247811544

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 19, 24, 26, 38, 39, 52, 57, 67, 76, 78, 104, 114, 134, 152, 156, 201, 228, 247, 268, 312, 331, 402, 456, 494, 536, 662, 741, 804, 871, 988, 993, 1273, 1324, 1482, 1608, 1742, 1976, 1986, 2546, 2613, 2648, 2964, 3484, 3819, 3972, 4303, 5092, 5226, 5928, 6289, 6968, 7638, 7944, 8606, 10184, 10452, 12578, 12909, 15276, 16549, 17212, 18867, 20904, 22177, 25156, 25818, 30552, 33098, 34424, 37734, 44354, 49647, 50312, 51636, 66196, 66531, 75468, 81757, 88708, 99294, 103272, 132392, 133062, 150936, 163514, 177416, 198588, 245271, 266124, 288301, 327028, 397176, 421363, 490542, 532248, 576602, 654056, 842726, 864903, 981084, 1153204, 1264089, 1685452, 1729806, 1962168, 2306408, 2528178, 3370904, 3459612, 5056356, 5477719, 6919224, 10112712, 10955438, 16433157, 21910876, 32866314, 43821752, 65732628, 131465256]

約数ペア:

[(1, 131465256), (2, 65732628), (3, 43821752), (4, 32866314), (6, 21910876), (8, 16433157), (12, 10955438), (13, 10112712), (19, 6919224), (24, 5477719), (26, 5056356), (38, 3459612), (39, 3370904), (52, 2528178), (57, 2306408), (67, 1962168), (76, 1729806), (78, 1685452), (104, 1264089), (114, 1153204), (134, 981084), (152, 864903), (156, 842726), (201, 654056), (228, 576602), (247, 532248), (268, 490542), (312, 421363), (331, 397176), (402, 327028), (456, 288301), (494, 266124), (536, 245271), (662, 198588), (741, 177416), (804, 163514), (871, 150936), (988, 133062), (993, 132392), (1273, 103272), (1324, 99294), (1482, 88708), (1608, 81757), (1742, 75468), (1976, 66531), (1986, 66196), (2546, 51636), (2613, 50312), (2648, 49647), (2964, 44354), (3484, 37734), (3819, 34424), (3972, 33098), (4303, 30552), (5092, 25818), (5226, 25156), (5928, 22177), (6289, 20904), (6968, 18867), (7638, 17212), (7944, 16549), (8606, 15276), (10184, 12909), (10452, 12578)]