263639040

素因数分解:

$2^{12}\times 3^1\times 5^1\times 7^1\times {\mathrm{613}}^1$

素因数の和:652

約数の個数: 208

約数和(自身を含む): 965620608

約数和(自身を除く): 701981568

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 128, 140, 160, 168, 192, 210, 224, 240, 256, 280, 320, 336, 384, 420, 448, 480, 512, 560, 613, 640, 672, 768, 840, 896, 960, 1024, 1120, 1226, 1280, 1344, 1536, 1680, 1792, 1839, 1920, 2048, 2240, 2452, 2560, 2688, 3065, 3072, 3360, 3584, 3678, 3840, 4096, 4291, 4480, 4904, 5120, 5376, 6130, 6144, 6720, 7168, 7356, 7680, 8582, 8960, 9195, 9808, 10240, 10752, 12260, 12288, 12873, 13440, 14336, 14712, 15360, 17164, 17920, 18390, 19616, 20480, 21455, 21504, 24520, 25746, 26880, 28672, 29424, 30720, 34328, 35840, 36780, 39232, 42910, 43008, 49040, 51492, 53760, 58848, 61440, 64365, 68656, 71680, 73560, 78464, 85820, 86016, 98080, 102984, 107520, 117696, 128730, 137312, 143360, 147120, 156928, 171640, 196160, 205968, 215040, 235392, 257460, 274624, 294240, 313856, 343280, 392320, 411936, 430080, 470784, 514920, 549248, 588480, 627712, 686560, 784640, 823872, 941568, 1029840, 1098496, 1176960, 1255424, 1373120, 1569280, 1647744, 1883136, 2059680, 2196992, 2353920, 2510848, 2746240, 3138560, 3295488, 3766272, 4119360, 4393984, 4707840, 5492480, 6277120, 6590976, 7532544, 8238720, 8787968, 9415680, 10984960, 12554240, 13181952, 16477440, 17575936, 18831360, 21969920, 26363904, 32954880, 37662720, 43939840, 52727808, 65909760, 87879680, 131819520, 263639040]

約数ペア:

[(1, 263639040), (2, 131819520), (3, 87879680), (4, 65909760), (5, 52727808), (6, 43939840), (7, 37662720), (8, 32954880), (10, 26363904), (12, 21969920), (14, 18831360), (15, 17575936), (16, 16477440), (20, 13181952), (21, 12554240), (24, 10984960), (28, 9415680), (30, 8787968), (32, 8238720), (35, 7532544), (40, 6590976), (42, 6277120), (48, 5492480), (56, 4707840), (60, 4393984), (64, 4119360), (70, 3766272), (80, 3295488), (84, 3138560), (96, 2746240), (105, 2510848), (112, 2353920), (120, 2196992), (128, 2059680), (140, 1883136), (160, 1647744), (168, 1569280), (192, 1373120), (210, 1255424), (224, 1176960), (240, 1098496), (256, 1029840), (280, 941568), (320, 823872), (336, 784640), (384, 686560), (420, 627712), (448, 588480), (480, 549248), (512, 514920), (560, 470784), (613, 430080), (640, 411936), (672, 392320), (768, 343280), (840, 313856), (896, 294240), (960, 274624), (1024, 257460), (1120, 235392), (1226, 215040), (1280, 205968), (1344, 196160), (1536, 171640), (1680, 156928), (1792, 147120), (1839, 143360), (1920, 137312), (2048, 128730), (2240, 117696), (2452, 107520), (2560, 102984), (2688, 98080), (3065, 86016), (3072, 85820), (3360, 78464), (3584, 73560), (3678, 71680), (3840, 68656), (4096, 64365), (4291, 61440), (4480, 58848), (4904, 53760), (5120, 51492), (5376, 49040), (6130, 43008), (6144, 42910), (6720, 39232), (7168, 36780), (7356, 35840), (7680, 34328), (8582, 30720), (8960, 29424), (9195, 28672), (9808, 26880), (10240, 25746), (10752, 24520), (12260, 21504), (12288, 21455), (12873, 20480), (13440, 19616), (14336, 18390), (14712, 17920), (15360, 17164)]