260839628800

素因数分解:

$2^{13}\times 5^2\times {\mathrm{73}}^2\times {\mathrm{239}}^1$

素因数の和:421

約数の個数: 252

約数和(自身を含む): 658569076560

約数和(自身を除く): 397729447760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 73, 80, 100, 128, 146, 160, 200, 239, 256, 292, 320, 365, 400, 478, 512, 584, 640, 730, 800, 956, 1024, 1168, 1195, 1280, 1460, 1600, 1825, 1912, 2048, 2336, 2390, 2560, 2920, 3200, 3650, 3824, 4096, 4672, 4780, 5120, 5329, 5840, 5975, 6400, 7300, 7648, 8192, 9344, 9560, 10240, 10658, 11680, 11950, 12800, 14600, 15296, 17447, 18688, 19120, 20480, 21316, 23360, 23900, 25600, 26645, 29200, 30592, 34894, 37376, 38240, 40960, 42632, 46720, 47800, 51200, 53290, 58400, 61184, 69788, 74752, 76480, 85264, 87235, 93440, 95600, 102400, 106580, 116800, 122368, 133225, 139576, 149504, 152960, 170528, 174470, 186880, 191200, 204800, 213160, 233600, 244736, 266450, 279152, 299008, 305920, 341056, 348940, 373760, 382400, 426320, 436175, 467200, 489472, 532900, 558304, 598016, 611840, 682112, 697880, 747520, 764800, 852640, 872350, 934400, 978944, 1065800, 1116608, 1223680, 1273631, 1364224, 1395760, 1495040, 1529600, 1705280, 1744700, 1868800, 1957888, 2131600, 2233216, 2447360, 2547262, 2728448, 2791520, 2990080, 3059200, 3410560, 3489400, 3737600, 4263200, 4466432, 4894720, 5094524, 5456896, 5583040, 6118400, 6368155, 6821120, 6978800, 7475200, 8526400, 8932864, 9789440, 10189048, 10913792, 11166080, 12236800, 12736310, 13642240, 13957600, 14950400, 17052800, 17865728, 20378096, 21827584, 22332160, 24473600, 25472620, 27284480, 27915200, 31840775, 34105600, 35731456, 40756192, 43655168, 44664320, 48947200, 50945240, 54568960, 55830400, 63681550, 68211200, 71462912, 81512384, 89328640, 101890480, 109137920, 111660800, 127363100, 136422400, 142925824, 163024768, 178657280, 203780960, 218275840, 223321600, 254726200, 272844800, 326049536, 357314560, 407561920, 446643200, 509452400, 545689600, 652099072, 714629120, 815123840, 893286400, 1018904800, 1091379200, 1304198144, 1630247680, 1786572800, 2037809600, 2608396288, 3260495360, 3573145600, 4075619200, 5216792576, 6520990720, 8151238400, 10433585152, 13041981440, 16302476800, 26083962880, 32604953600, 52167925760, 65209907200, 130419814400, 260839628800]

約数ペア:

[(1, 260839628800), (2, 130419814400), (4, 65209907200), (5, 52167925760), (8, 32604953600), (10, 26083962880), (16, 16302476800), (20, 13041981440), (25, 10433585152), (32, 8151238400), (40, 6520990720), (50, 5216792576), (64, 4075619200), (73, 3573145600), (80, 3260495360), (100, 2608396288), (128, 2037809600), (146, 1786572800), (160, 1630247680), (200, 1304198144), (239, 1091379200), (256, 1018904800), (292, 893286400), (320, 815123840), (365, 714629120), (400, 652099072), (478, 545689600), (512, 509452400), (584, 446643200), (640, 407561920), (730, 357314560), (800, 326049536), (956, 272844800), (1024, 254726200), (1168, 223321600), (1195, 218275840), (1280, 203780960), (1460, 178657280), (1600, 163024768), (1825, 142925824), (1912, 136422400), (2048, 127363100), (2336, 111660800), (2390, 109137920), (2560, 101890480), (2920, 89328640), (3200, 81512384), (3650, 71462912), (3824, 68211200), (4096, 63681550), (4672, 55830400), (4780, 54568960), (5120, 50945240), (5329, 48947200), (5840, 44664320), (5975, 43655168), (6400, 40756192), (7300, 35731456), (7648, 34105600), (8192, 31840775), (9344, 27915200), (9560, 27284480), (10240, 25472620), (10658, 24473600), (11680, 22332160), (11950, 21827584), (12800, 20378096), (14600, 17865728), (15296, 17052800), (17447, 14950400), (18688, 13957600), (19120, 13642240), (20480, 12736310), (21316, 12236800), (23360, 11166080), (23900, 10913792), (25600, 10189048), (26645, 9789440), (29200, 8932864), (30592, 8526400), (34894, 7475200), (37376, 6978800), (38240, 6821120), (40960, 6368155), (42632, 6118400), (46720, 5583040), (47800, 5456896), (51200, 5094524), (53290, 4894720), (58400, 4466432), (61184, 4263200), (69788, 3737600), (74752, 3489400), (76480, 3410560), (85264, 3059200), (87235, 2990080), (93440, 2791520), (95600, 2728448), (102400, 2547262), (106580, 2447360), (116800, 2233216), (122368, 2131600), (133225, 1957888), (139576, 1868800), (149504, 1744700), (152960, 1705280), (170528, 1529600), (174470, 1495040), (186880, 1395760), (191200, 1364224), (204800, 1273631), (213160, 1223680), (233600, 1116608), (244736, 1065800), (266450, 978944), (279152, 934400), (299008, 872350), (305920, 852640), (341056, 764800), (348940, 747520), (373760, 697880), (382400, 682112), (426320, 611840), (436175, 598016), (467200, 558304), (489472, 532900)]