128816616

素因数分解:

$2^3\times 3^1\times {\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{2011}}^1$

素因数の和:2194

約数の個数: 64

約数和(自身を含む): 343327680

約数和(自身を除く): 214511064

約数列:

[1, 2, 3, 4, 6, 8, 12, 17, 24, 34, 51, 68, 102, 136, 157, 204, 314, 408, 471, 628, 942, 1256, 1884, 2011, 2669, 3768, 4022, 5338, 6033, 8007, 8044, 10676, 12066, 16014, 16088, 21352, 24132, 32028, 34187, 48264, 64056, 68374, 102561, 136748, 205122, 273496, 315727, 410244, 631454, 820488, 947181, 1262908, 1894362, 2525816, 3788724, 5367359, 7577448, 10734718, 16102077, 21469436, 32204154, 42938872, 64408308, 128816616]

約数ペア:

[(1, 128816616), (2, 64408308), (3, 42938872), (4, 32204154), (6, 21469436), (8, 16102077), (12, 10734718), (17, 7577448), (24, 5367359), (34, 3788724), (51, 2525816), (68, 1894362), (102, 1262908), (136, 947181), (157, 820488), (204, 631454), (314, 410244), (408, 315727), (471, 273496), (628, 205122), (942, 136748), (1256, 102561), (1884, 68374), (2011, 64056), (2669, 48264), (3768, 34187), (4022, 32028), (5338, 24132), (6033, 21352), (8007, 16088), (8044, 16014), (10676, 12066)]