280504320

素因数分解:

$2^{11}\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{397}}^1$

素因数の和:450

約数の個数: 192

約数和(自身を含む): 938770560

約数和(自身を除く): 658266240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 32, 40, 46, 48, 60, 64, 69, 80, 92, 96, 115, 120, 128, 138, 160, 184, 192, 230, 240, 256, 276, 320, 345, 368, 384, 397, 460, 480, 512, 552, 640, 690, 736, 768, 794, 920, 960, 1024, 1104, 1191, 1280, 1380, 1472, 1536, 1588, 1840, 1920, 1985, 2048, 2208, 2382, 2560, 2760, 2944, 3072, 3176, 3680, 3840, 3970, 4416, 4764, 5120, 5520, 5888, 5955, 6144, 6352, 7360, 7680, 7940, 8832, 9131, 9528, 10240, 11040, 11776, 11910, 12704, 14720, 15360, 15880, 17664, 18262, 19056, 22080, 23552, 23820, 25408, 27393, 29440, 30720, 31760, 35328, 36524, 38112, 44160, 45655, 47104, 47640, 50816, 54786, 58880, 63520, 70656, 73048, 76224, 88320, 91310, 95280, 101632, 109572, 117760, 127040, 136965, 141312, 146096, 152448, 176640, 182620, 190560, 203264, 219144, 235520, 254080, 273930, 292192, 304896, 353280, 365240, 381120, 406528, 438288, 508160, 547860, 584384, 609792, 706560, 730480, 762240, 813056, 876576, 1016320, 1095720, 1168768, 1219584, 1460960, 1524480, 1753152, 2032640, 2191440, 2337536, 2439168, 2921920, 3048960, 3506304, 4065280, 4382880, 4675072, 5843840, 6097920, 7012608, 8765760, 9350144, 11687680, 12195840, 14025216, 17531520, 18700288, 23375360, 28050432, 35063040, 46750720, 56100864, 70126080, 93501440, 140252160, 280504320]

約数ペア:

[(1, 280504320), (2, 140252160), (3, 93501440), (4, 70126080), (5, 56100864), (6, 46750720), (8, 35063040), (10, 28050432), (12, 23375360), (15, 18700288), (16, 17531520), (20, 14025216), (23, 12195840), (24, 11687680), (30, 9350144), (32, 8765760), (40, 7012608), (46, 6097920), (48, 5843840), (60, 4675072), (64, 4382880), (69, 4065280), (80, 3506304), (92, 3048960), (96, 2921920), (115, 2439168), (120, 2337536), (128, 2191440), (138, 2032640), (160, 1753152), (184, 1524480), (192, 1460960), (230, 1219584), (240, 1168768), (256, 1095720), (276, 1016320), (320, 876576), (345, 813056), (368, 762240), (384, 730480), (397, 706560), (460, 609792), (480, 584384), (512, 547860), (552, 508160), (640, 438288), (690, 406528), (736, 381120), (768, 365240), (794, 353280), (920, 304896), (960, 292192), (1024, 273930), (1104, 254080), (1191, 235520), (1280, 219144), (1380, 203264), (1472, 190560), (1536, 182620), (1588, 176640), (1840, 152448), (1920, 146096), (1985, 141312), (2048, 136965), (2208, 127040), (2382, 117760), (2560, 109572), (2760, 101632), (2944, 95280), (3072, 91310), (3176, 88320), (3680, 76224), (3840, 73048), (3970, 70656), (4416, 63520), (4764, 58880), (5120, 54786), (5520, 50816), (5888, 47640), (5955, 47104), (6144, 45655), (6352, 44160), (7360, 38112), (7680, 36524), (7940, 35328), (8832, 31760), (9131, 30720), (9528, 29440), (10240, 27393), (11040, 25408), (11776, 23820), (11910, 23552), (12704, 22080), (14720, 19056), (15360, 18262), (15880, 17664)]