1276938240

素因数分解:

$2^{11}\times 3^1\times 5^1\times {\mathrm{197}}^1\times {\mathrm{211}}^1$

素因数の和:438

約数の個数: 192

約数和(自身を含む): 4125401280

約数和(自身を除く): 2848463040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 197, 211, 240, 256, 320, 384, 394, 422, 480, 512, 591, 633, 640, 768, 788, 844, 960, 985, 1024, 1055, 1182, 1266, 1280, 1536, 1576, 1688, 1920, 1970, 2048, 2110, 2364, 2532, 2560, 2955, 3072, 3152, 3165, 3376, 3840, 3940, 4220, 4728, 5064, 5120, 5910, 6144, 6304, 6330, 6752, 7680, 7880, 8440, 9456, 10128, 10240, 11820, 12608, 12660, 13504, 15360, 15760, 16880, 18912, 20256, 23640, 25216, 25320, 27008, 30720, 31520, 33760, 37824, 40512, 41567, 47280, 50432, 50640, 54016, 63040, 67520, 75648, 81024, 83134, 94560, 100864, 101280, 108032, 124701, 126080, 135040, 151296, 162048, 166268, 189120, 201728, 202560, 207835, 216064, 249402, 252160, 270080, 302592, 324096, 332536, 378240, 403456, 405120, 415670, 432128, 498804, 504320, 540160, 605184, 623505, 648192, 665072, 756480, 810240, 831340, 997608, 1008640, 1080320, 1210368, 1247010, 1296384, 1330144, 1512960, 1620480, 1662680, 1995216, 2017280, 2160640, 2494020, 2660288, 3025920, 3240960, 3325360, 3990432, 4988040, 5320576, 6051840, 6481920, 6650720, 7980864, 9976080, 10641152, 13301440, 15961728, 19952160, 21282304, 26602880, 31923456, 39904320, 42564608, 53205760, 63846912, 79808640, 85129216, 106411520, 127693824, 159617280, 212823040, 255387648, 319234560, 425646080, 638469120, 1276938240]

約数ペア:

[(1, 1276938240), (2, 638469120), (3, 425646080), (4, 319234560), (5, 255387648), (6, 212823040), (8, 159617280), (10, 127693824), (12, 106411520), (15, 85129216), (16, 79808640), (20, 63846912), (24, 53205760), (30, 42564608), (32, 39904320), (40, 31923456), (48, 26602880), (60, 21282304), (64, 19952160), (80, 15961728), (96, 13301440), (120, 10641152), (128, 9976080), (160, 7980864), (192, 6650720), (197, 6481920), (211, 6051840), (240, 5320576), (256, 4988040), (320, 3990432), (384, 3325360), (394, 3240960), (422, 3025920), (480, 2660288), (512, 2494020), (591, 2160640), (633, 2017280), (640, 1995216), (768, 1662680), (788, 1620480), (844, 1512960), (960, 1330144), (985, 1296384), (1024, 1247010), (1055, 1210368), (1182, 1080320), (1266, 1008640), (1280, 997608), (1536, 831340), (1576, 810240), (1688, 756480), (1920, 665072), (1970, 648192), (2048, 623505), (2110, 605184), (2364, 540160), (2532, 504320), (2560, 498804), (2955, 432128), (3072, 415670), (3152, 405120), (3165, 403456), (3376, 378240), (3840, 332536), (3940, 324096), (4220, 302592), (4728, 270080), (5064, 252160), (5120, 249402), (5910, 216064), (6144, 207835), (6304, 202560), (6330, 201728), (6752, 189120), (7680, 166268), (7880, 162048), (8440, 151296), (9456, 135040), (10128, 126080), (10240, 124701), (11820, 108032), (12608, 101280), (12660, 100864), (13504, 94560), (15360, 83134), (15760, 81024), (16880, 75648), (18912, 67520), (20256, 63040), (23640, 54016), (25216, 50640), (25320, 50432), (27008, 47280), (30720, 41567), (31520, 40512), (33760, 37824)]