20683806720

素因数分解:

$2^{11}\times 3^1\times 5^1\times {\mathrm{211}}^1\times {\mathrm{3191}}^1$

素因数の和:3432

約数の個数: 192

約数和(自身を含む): 66506469120

約数和(自身を除く): 45822662400

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, 211, 240, 256, 320, 384, 422, 480, 512, 633, 640, 768, 844, 960, 1024, 1055, 1266, 1280, 1536, 1688, 1920, 2048, 2110, 2532, 2560, 3072, 3165, 3191, 3376, 3840, 4220, 5064, 5120, 6144, 6330, 6382, 6752, 7680, 8440, 9573, 10128, 10240, 12660, 12764, 13504, 15360, 15955, 16880, 19146, 20256, 25320, 25528, 27008, 30720, 31910, 33760, 38292, 40512, 47865, 50640, 51056, 54016, 63820, 67520, 76584, 81024, 95730, 101280, 102112, 108032, 127640, 135040, 153168, 162048, 191460, 202560, 204224, 216064, 255280, 270080, 306336, 324096, 382920, 405120, 408448, 432128, 510560, 540160, 612672, 648192, 673301, 765840, 810240, 816896, 1021120, 1080320, 1225344, 1296384, 1346602, 1531680, 1620480, 1633792, 2019903, 2042240, 2160640, 2450688, 2693204, 3063360, 3240960, 3267584, 3366505, 4039806, 4084480, 4901376, 5386408, 6126720, 6481920, 6535168, 6733010, 8079612, 8168960, 9802752, 10099515, 10772816, 12253440, 13466020, 16159224, 16337920, 19605504, 20199030, 21545632, 24506880, 26932040, 32318448, 32675840, 40398060, 43091264, 49013760, 53864080, 64636896, 80796120, 86182528, 98027520, 107728160, 129273792, 161592240, 172365056, 215456320, 258547584, 323184480, 344730112, 430912640, 517095168, 646368960, 689460224, 861825280, 1034190336, 1292737920, 1378920448, 1723650560, 2068380672, 2585475840, 3447301120, 4136761344, 5170951680, 6894602240, 10341903360, 20683806720]

約数ペア:

[(1, 20683806720), (2, 10341903360), (3, 6894602240), (4, 5170951680), (5, 4136761344), (6, 3447301120), (8, 2585475840), (10, 2068380672), (12, 1723650560), (15, 1378920448), (16, 1292737920), (20, 1034190336), (24, 861825280), (30, 689460224), (32, 646368960), (40, 517095168), (48, 430912640), (60, 344730112), (64, 323184480), (80, 258547584), (96, 215456320), (120, 172365056), (128, 161592240), (160, 129273792), (192, 107728160), (211, 98027520), (240, 86182528), (256, 80796120), (320, 64636896), (384, 53864080), (422, 49013760), (480, 43091264), (512, 40398060), (633, 32675840), (640, 32318448), (768, 26932040), (844, 24506880), (960, 21545632), (1024, 20199030), (1055, 19605504), (1266, 16337920), (1280, 16159224), (1536, 13466020), (1688, 12253440), (1920, 10772816), (2048, 10099515), (2110, 9802752), (2532, 8168960), (2560, 8079612), (3072, 6733010), (3165, 6535168), (3191, 6481920), (3376, 6126720), (3840, 5386408), (4220, 4901376), (5064, 4084480), (5120, 4039806), (6144, 3366505), (6330, 3267584), (6382, 3240960), (6752, 3063360), (7680, 2693204), (8440, 2450688), (9573, 2160640), (10128, 2042240), (10240, 2019903), (12660, 1633792), (12764, 1620480), (13504, 1531680), (15360, 1346602), (15955, 1296384), (16880, 1225344), (19146, 1080320), (20256, 1021120), (25320, 816896), (25528, 810240), (27008, 765840), (30720, 673301), (31910, 648192), (33760, 612672), (38292, 540160), (40512, 510560), (47865, 432128), (50640, 408448), (51056, 405120), (54016, 382920), (63820, 324096), (67520, 306336), (76584, 270080), (81024, 255280), (95730, 216064), (101280, 204224), (102112, 202560), (108032, 191460), (127640, 162048), (135040, 153168)]