128220480

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{211}}^2$

素因数の和:445

約数の個数: 126

約数和(自身を含む): 443125098

約数和(自身を除く): 314904618

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 144, 160, 180, 192, 211, 240, 288, 320, 360, 422, 480, 576, 633, 720, 844, 960, 1055, 1266, 1440, 1688, 1899, 2110, 2532, 2880, 3165, 3376, 3798, 4220, 5064, 6330, 6752, 7596, 8440, 9495, 10128, 12660, 13504, 15192, 16880, 18990, 20256, 25320, 30384, 33760, 37980, 40512, 44521, 50640, 60768, 67520, 75960, 89042, 101280, 121536, 133563, 151920, 178084, 202560, 222605, 267126, 303840, 356168, 400689, 445210, 534252, 607680, 667815, 712336, 801378, 890420, 1068504, 1335630, 1424672, 1602756, 1780840, 2003445, 2137008, 2671260, 2849344, 3205512, 3561680, 4006890, 4274016, 5342520, 6411024, 7123360, 8013780, 8548032, 10685040, 12822048, 14246720, 16027560, 21370080, 25644096, 32055120, 42740160, 64110240, 128220480]

約数ペア:

[(1, 128220480), (2, 64110240), (3, 42740160), (4, 32055120), (5, 25644096), (6, 21370080), (8, 16027560), (9, 14246720), (10, 12822048), (12, 10685040), (15, 8548032), (16, 8013780), (18, 7123360), (20, 6411024), (24, 5342520), (30, 4274016), (32, 4006890), (36, 3561680), (40, 3205512), (45, 2849344), (48, 2671260), (60, 2137008), (64, 2003445), (72, 1780840), (80, 1602756), (90, 1424672), (96, 1335630), (120, 1068504), (144, 890420), (160, 801378), (180, 712336), (192, 667815), (211, 607680), (240, 534252), (288, 445210), (320, 400689), (360, 356168), (422, 303840), (480, 267126), (576, 222605), (633, 202560), (720, 178084), (844, 151920), (960, 133563), (1055, 121536), (1266, 101280), (1440, 89042), (1688, 75960), (1899, 67520), (2110, 60768), (2532, 50640), (2880, 44521), (3165, 40512), (3376, 37980), (3798, 33760), (4220, 30384), (5064, 25320), (6330, 20256), (6752, 18990), (7596, 16880), (8440, 15192), (9495, 13504), (10128, 12660)]