640101132

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{6389}}^1$

素因数の和:6444

約数の個数: 108

約数和(自身を含む): 1856116080

約数和(自身を除く): 1216014948

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 23, 33, 36, 44, 46, 66, 69, 92, 99, 121, 132, 138, 198, 207, 242, 253, 276, 363, 396, 414, 484, 506, 726, 759, 828, 1012, 1089, 1452, 1518, 2178, 2277, 2783, 3036, 4356, 4554, 5566, 6389, 8349, 9108, 11132, 12778, 16698, 19167, 25047, 25556, 33396, 38334, 50094, 57501, 70279, 76668, 100188, 115002, 140558, 146947, 210837, 230004, 281116, 293894, 421674, 440841, 587788, 632511, 773069, 843348, 881682, 1265022, 1322523, 1546138, 1616417, 1763364, 2319207, 2530044, 2645046, 3092276, 3232834, 4638414, 4849251, 5290092, 6465668, 6957621, 9276828, 9698502, 13915242, 14547753, 17780587, 19397004, 27830484, 29095506, 35561174, 53341761, 58191012, 71122348, 106683522, 160025283, 213367044, 320050566, 640101132]

約数ペア:

[(1, 640101132), (2, 320050566), (3, 213367044), (4, 160025283), (6, 106683522), (9, 71122348), (11, 58191012), (12, 53341761), (18, 35561174), (22, 29095506), (23, 27830484), (33, 19397004), (36, 17780587), (44, 14547753), (46, 13915242), (66, 9698502), (69, 9276828), (92, 6957621), (99, 6465668), (121, 5290092), (132, 4849251), (138, 4638414), (198, 3232834), (207, 3092276), (242, 2645046), (253, 2530044), (276, 2319207), (363, 1763364), (396, 1616417), (414, 1546138), (484, 1322523), (506, 1265022), (726, 881682), (759, 843348), (828, 773069), (1012, 632511), (1089, 587788), (1452, 440841), (1518, 421674), (2178, 293894), (2277, 281116), (2783, 230004), (3036, 210837), (4356, 146947), (4554, 140558), (5566, 115002), (6389, 100188), (8349, 76668), (9108, 70279), (11132, 57501), (12778, 50094), (16698, 38334), (19167, 33396), (25047, 25556)]