388561920

素因数分解:

$2^{10}\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{617}}^1$

素因数の和:686

約数の個数: 176

約数和(自身を含む): 1275166368

約数和(自身を除く): 886604448

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 41, 48, 60, 64, 80, 82, 96, 120, 123, 128, 160, 164, 192, 205, 240, 246, 256, 320, 328, 384, 410, 480, 492, 512, 615, 617, 640, 656, 768, 820, 960, 984, 1024, 1230, 1234, 1280, 1312, 1536, 1640, 1851, 1920, 1968, 2460, 2468, 2560, 2624, 3072, 3085, 3280, 3702, 3840, 3936, 4920, 4936, 5120, 5248, 6170, 6560, 7404, 7680, 7872, 9255, 9840, 9872, 10496, 12340, 13120, 14808, 15360, 15744, 18510, 19680, 19744, 20992, 24680, 25297, 26240, 29616, 31488, 37020, 39360, 39488, 41984, 49360, 50594, 52480, 59232, 62976, 74040, 75891, 78720, 78976, 98720, 101188, 104960, 118464, 125952, 126485, 148080, 151782, 157440, 157952, 197440, 202376, 209920, 236928, 252970, 296160, 303564, 314880, 315904, 379455, 394880, 404752, 473856, 505940, 592320, 607128, 629760, 631808, 758910, 789760, 809504, 947712, 1011880, 1184640, 1214256, 1517820, 1579520, 1619008, 1895424, 2023760, 2369280, 2428512, 3035640, 3159040, 3238016, 4047520, 4738560, 4857024, 6071280, 6476032, 8095040, 9477120, 9714048, 12142560, 12952064, 16190080, 19428096, 24285120, 25904128, 32380160, 38856192, 48570240, 64760320, 77712384, 97140480, 129520640, 194280960, 388561920]

約数ペア:

[(1, 388561920), (2, 194280960), (3, 129520640), (4, 97140480), (5, 77712384), (6, 64760320), (8, 48570240), (10, 38856192), (12, 32380160), (15, 25904128), (16, 24285120), (20, 19428096), (24, 16190080), (30, 12952064), (32, 12142560), (40, 9714048), (41, 9477120), (48, 8095040), (60, 6476032), (64, 6071280), (80, 4857024), (82, 4738560), (96, 4047520), (120, 3238016), (123, 3159040), (128, 3035640), (160, 2428512), (164, 2369280), (192, 2023760), (205, 1895424), (240, 1619008), (246, 1579520), (256, 1517820), (320, 1214256), (328, 1184640), (384, 1011880), (410, 947712), (480, 809504), (492, 789760), (512, 758910), (615, 631808), (617, 629760), (640, 607128), (656, 592320), (768, 505940), (820, 473856), (960, 404752), (984, 394880), (1024, 379455), (1230, 315904), (1234, 314880), (1280, 303564), (1312, 296160), (1536, 252970), (1640, 236928), (1851, 209920), (1920, 202376), (1968, 197440), (2460, 157952), (2468, 157440), (2560, 151782), (2624, 148080), (3072, 126485), (3085, 125952), (3280, 118464), (3702, 104960), (3840, 101188), (3936, 98720), (4920, 78976), (4936, 78720), (5120, 75891), (5248, 74040), (6170, 62976), (6560, 59232), (7404, 52480), (7680, 50594), (7872, 49360), (9255, 41984), (9840, 39488), (9872, 39360), (10496, 37020), (12340, 31488), (13120, 29616), (14808, 26240), (15360, 25297), (15744, 24680), (18510, 20992), (19680, 19744)]