81227105280

素因数分解:

$2^{10}\times 3^2\times 5^1\times {\mathrm{691}}^1\times {\mathrm{2551}}^1$

素因数の和:3273

約数の個数: 264

約数和(自身を含む): 281967601344

約数和(自身を除く): 200740496064

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 128, 144, 160, 180, 192, 240, 256, 288, 320, 360, 384, 480, 512, 576, 640, 691, 720, 768, 960, 1024, 1152, 1280, 1382, 1440, 1536, 1920, 2073, 2304, 2551, 2560, 2764, 2880, 3072, 3455, 3840, 4146, 4608, 5102, 5120, 5528, 5760, 6219, 6910, 7653, 7680, 8292, 9216, 10204, 10365, 11056, 11520, 12438, 12755, 13820, 15306, 15360, 16584, 20408, 20730, 22112, 22959, 23040, 24876, 25510, 27640, 30612, 31095, 33168, 38265, 40816, 41460, 44224, 45918, 46080, 49752, 51020, 55280, 61224, 62190, 66336, 76530, 81632, 82920, 88448, 91836, 99504, 102040, 110560, 114795, 122448, 124380, 132672, 153060, 163264, 165840, 176896, 183672, 199008, 204080, 221120, 229590, 244896, 248760, 265344, 306120, 326528, 331680, 353792, 367344, 398016, 408160, 442240, 459180, 489792, 497520, 530688, 612240, 653056, 663360, 707584, 734688, 796032, 816320, 884480, 918360, 979584, 995040, 1061376, 1224480, 1306112, 1326720, 1469376, 1592064, 1632640, 1762741, 1768960, 1836720, 1959168, 1990080, 2122752, 2448960, 2612224, 2653440, 2938752, 3184128, 3265280, 3525482, 3537920, 3673440, 3918336, 3980160, 4897920, 5288223, 5306880, 5877504, 6368256, 6530560, 7050964, 7346880, 7836672, 7960320, 8813705, 9795840, 10576446, 10613760, 11755008, 13061120, 14101928, 14693760, 15864669, 15920640, 17627410, 19591680, 21152892, 23510016, 26441115, 28203856, 29387520, 31729338, 31841280, 35254820, 39183360, 42305784, 52882230, 56407712, 58775040, 63458676, 70509640, 79323345, 84611568, 105764460, 112815424, 117550080, 126917352, 141019280, 158646690, 169223136, 211528920, 225630848, 253834704, 282038560, 317293380, 338446272, 423057840, 451261696, 507669408, 564077120, 634586760, 676892544, 846115680, 902523392, 1015338816, 1128154240, 1269173520, 1353785088, 1692231360, 1805046784, 2030677632, 2256308480, 2538347040, 2707570176, 3384462720, 4061355264, 4512616960, 5076694080, 5415140352, 6768925440, 8122710528, 9025233920, 10153388160, 13537850880, 16245421056, 20306776320, 27075701760, 40613552640, 81227105280]

約数ペア:

[(1, 81227105280), (2, 40613552640), (3, 27075701760), (4, 20306776320), (5, 16245421056), (6, 13537850880), (8, 10153388160), (9, 9025233920), (10, 8122710528), (12, 6768925440), (15, 5415140352), (16, 5076694080), (18, 4512616960), (20, 4061355264), (24, 3384462720), (30, 2707570176), (32, 2538347040), (36, 2256308480), (40, 2030677632), (45, 1805046784), (48, 1692231360), (60, 1353785088), (64, 1269173520), (72, 1128154240), (80, 1015338816), (90, 902523392), (96, 846115680), (120, 676892544), (128, 634586760), (144, 564077120), (160, 507669408), (180, 451261696), (192, 423057840), (240, 338446272), (256, 317293380), (288, 282038560), (320, 253834704), (360, 225630848), (384, 211528920), (480, 169223136), (512, 158646690), (576, 141019280), (640, 126917352), (691, 117550080), (720, 112815424), (768, 105764460), (960, 84611568), (1024, 79323345), (1152, 70509640), (1280, 63458676), (1382, 58775040), (1440, 56407712), (1536, 52882230), (1920, 42305784), (2073, 39183360), (2304, 35254820), (2551, 31841280), (2560, 31729338), (2764, 29387520), (2880, 28203856), (3072, 26441115), (3455, 23510016), (3840, 21152892), (4146, 19591680), (4608, 17627410), (5102, 15920640), (5120, 15864669), (5528, 14693760), (5760, 14101928), (6219, 13061120), (6910, 11755008), (7653, 10613760), (7680, 10576446), (8292, 9795840), (9216, 8813705), (10204, 7960320), (10365, 7836672), (11056, 7346880), (11520, 7050964), (12438, 6530560), (12755, 6368256), (13820, 5877504), (15306, 5306880), (15360, 5288223), (16584, 4897920), (20408, 3980160), (20730, 3918336), (22112, 3673440), (22959, 3537920), (23040, 3525482), (24876, 3265280), (25510, 3184128), (27640, 2938752), (30612, 2653440), (31095, 2612224), (33168, 2448960), (38265, 2122752), (40816, 1990080), (41460, 1959168), (44224, 1836720), (45918, 1768960), (46080, 1762741), (49752, 1632640), (51020, 1592064), (55280, 1469376), (61224, 1326720), (62190, 1306112), (66336, 1224480), (76530, 1061376), (81632, 995040), (82920, 979584), (88448, 918360), (91836, 884480), (99504, 816320), (102040, 796032), (110560, 734688), (114795, 707584), (122448, 663360), (124380, 653056), (132672, 612240), (153060, 530688), (163264, 497520), (165840, 489792), (176896, 459180), (183672, 442240), (199008, 408160), (204080, 398016), (221120, 367344), (229590, 353792), (244896, 331680), (248760, 326528), (265344, 306120)]