256035840

素因数分解:

$2^{10}\times 3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{211}}^1$

素因数の和:318

約数の個数: 176

約数和(自身を含む): 833210880

約数和(自身を除く): 577175040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 79, 80, 96, 120, 128, 158, 160, 192, 211, 237, 240, 256, 316, 320, 384, 395, 422, 474, 480, 512, 632, 633, 640, 768, 790, 844, 948, 960, 1024, 1055, 1185, 1264, 1266, 1280, 1536, 1580, 1688, 1896, 1920, 2110, 2370, 2528, 2532, 2560, 3072, 3160, 3165, 3376, 3792, 3840, 4220, 4740, 5056, 5064, 5120, 6320, 6330, 6752, 7584, 7680, 8440, 9480, 10112, 10128, 12640, 12660, 13504, 15168, 15360, 16669, 16880, 18960, 20224, 20256, 25280, 25320, 27008, 30336, 33338, 33760, 37920, 40448, 40512, 50007, 50560, 50640, 54016, 60672, 66676, 67520, 75840, 80896, 81024, 83345, 100014, 101120, 101280, 108032, 121344, 133352, 135040, 151680, 162048, 166690, 200028, 202240, 202560, 216064, 242688, 250035, 266704, 270080, 303360, 324096, 333380, 400056, 404480, 405120, 500070, 533408, 540160, 606720, 648192, 666760, 800112, 810240, 1000140, 1066816, 1080320, 1213440, 1333520, 1600224, 1620480, 2000280, 2133632, 2667040, 3200448, 3240960, 4000560, 4267264, 5334080, 6400896, 8001120, 8534528, 10668160, 12801792, 16002240, 17069056, 21336320, 25603584, 32004480, 42672640, 51207168, 64008960, 85345280, 128017920, 256035840]

約数ペア:

[(1, 256035840), (2, 128017920), (3, 85345280), (4, 64008960), (5, 51207168), (6, 42672640), (8, 32004480), (10, 25603584), (12, 21336320), (15, 17069056), (16, 16002240), (20, 12801792), (24, 10668160), (30, 8534528), (32, 8001120), (40, 6400896), (48, 5334080), (60, 4267264), (64, 4000560), (79, 3240960), (80, 3200448), (96, 2667040), (120, 2133632), (128, 2000280), (158, 1620480), (160, 1600224), (192, 1333520), (211, 1213440), (237, 1080320), (240, 1066816), (256, 1000140), (316, 810240), (320, 800112), (384, 666760), (395, 648192), (422, 606720), (474, 540160), (480, 533408), (512, 500070), (632, 405120), (633, 404480), (640, 400056), (768, 333380), (790, 324096), (844, 303360), (948, 270080), (960, 266704), (1024, 250035), (1055, 242688), (1185, 216064), (1264, 202560), (1266, 202240), (1280, 200028), (1536, 166690), (1580, 162048), (1688, 151680), (1896, 135040), (1920, 133352), (2110, 121344), (2370, 108032), (2528, 101280), (2532, 101120), (2560, 100014), (3072, 83345), (3160, 81024), (3165, 80896), (3376, 75840), (3792, 67520), (3840, 66676), (4220, 60672), (4740, 54016), (5056, 50640), (5064, 50560), (5120, 50007), (6320, 40512), (6330, 40448), (6752, 37920), (7584, 33760), (7680, 33338), (8440, 30336), (9480, 27008), (10112, 25320), (10128, 25280), (12640, 20256), (12660, 20224), (13504, 18960), (15168, 16880), (15360, 16669)]