1288398720

素因数分解:

$2^7\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{5639}}^1$

素因数の和:5685

約数の個数: 256

約数和(自身を含む): 4970419200

約数和(自身を除く): 3682020480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 17, 20, 21, 24, 28, 30, 32, 34, 35, 40, 42, 48, 51, 56, 60, 64, 68, 70, 80, 84, 85, 96, 102, 105, 112, 119, 120, 128, 136, 140, 160, 168, 170, 192, 204, 210, 224, 238, 240, 255, 272, 280, 320, 336, 340, 357, 384, 408, 420, 448, 476, 480, 510, 544, 560, 595, 640, 672, 680, 714, 816, 840, 896, 952, 960, 1020, 1088, 1120, 1190, 1344, 1360, 1428, 1632, 1680, 1785, 1904, 1920, 2040, 2176, 2240, 2380, 2688, 2720, 2856, 3264, 3360, 3570, 3808, 4080, 4480, 4760, 5440, 5639, 5712, 6528, 6720, 7140, 7616, 8160, 9520, 10880, 11278, 11424, 13440, 14280, 15232, 16320, 16917, 19040, 22556, 22848, 28195, 28560, 32640, 33834, 38080, 39473, 45112, 45696, 56390, 57120, 67668, 76160, 78946, 84585, 90224, 95863, 112780, 114240, 118419, 135336, 157892, 169170, 180448, 191726, 197365, 225560, 228480, 236838, 270672, 287589, 315784, 338340, 360896, 383452, 394730, 451120, 473676, 479315, 541344, 575178, 592095, 631568, 671041, 676680, 721792, 766904, 789460, 902240, 947352, 958630, 1082688, 1150356, 1184190, 1263136, 1342082, 1353360, 1437945, 1533808, 1578920, 1804480, 1894704, 1917260, 2013123, 2165376, 2300712, 2368380, 2526272, 2684164, 2706720, 2875890, 3067616, 3157840, 3355205, 3608960, 3789408, 3834520, 4026246, 4601424, 4736760, 5052544, 5368328, 5413440, 5751780, 6135232, 6315680, 6710410, 7578816, 7669040, 8052492, 9202848, 9473520, 10065615, 10736656, 10826880, 11503560, 12270464, 12631360, 13420820, 15157632, 15338080, 16104984, 18405696, 18947040, 20131230, 21473312, 23007120, 25262720, 26841640, 30676160, 32209968, 36811392, 37894080, 40262460, 42946624, 46014240, 53683280, 61352320, 64419936, 75788160, 80524920, 85893248, 92028480, 107366560, 128839872, 161049840, 184056960, 214733120, 257679744, 322099680, 429466240, 644199360, 1288398720]

約数ペア:

[(1, 1288398720), (2, 644199360), (3, 429466240), (4, 322099680), (5, 257679744), (6, 214733120), (7, 184056960), (8, 161049840), (10, 128839872), (12, 107366560), (14, 92028480), (15, 85893248), (16, 80524920), (17, 75788160), (20, 64419936), (21, 61352320), (24, 53683280), (28, 46014240), (30, 42946624), (32, 40262460), (34, 37894080), (35, 36811392), (40, 32209968), (42, 30676160), (48, 26841640), (51, 25262720), (56, 23007120), (60, 21473312), (64, 20131230), (68, 18947040), (70, 18405696), (80, 16104984), (84, 15338080), (85, 15157632), (96, 13420820), (102, 12631360), (105, 12270464), (112, 11503560), (119, 10826880), (120, 10736656), (128, 10065615), (136, 9473520), (140, 9202848), (160, 8052492), (168, 7669040), (170, 7578816), (192, 6710410), (204, 6315680), (210, 6135232), (224, 5751780), (238, 5413440), (240, 5368328), (255, 5052544), (272, 4736760), (280, 4601424), (320, 4026246), (336, 3834520), (340, 3789408), (357, 3608960), (384, 3355205), (408, 3157840), (420, 3067616), (448, 2875890), (476, 2706720), (480, 2684164), (510, 2526272), (544, 2368380), (560, 2300712), (595, 2165376), (640, 2013123), (672, 1917260), (680, 1894704), (714, 1804480), (816, 1578920), (840, 1533808), (896, 1437945), (952, 1353360), (960, 1342082), (1020, 1263136), (1088, 1184190), (1120, 1150356), (1190, 1082688), (1344, 958630), (1360, 947352), (1428, 902240), (1632, 789460), (1680, 766904), (1785, 721792), (1904, 676680), (1920, 671041), (2040, 631568), (2176, 592095), (2240, 575178), (2380, 541344), (2688, 479315), (2720, 473676), (2856, 451120), (3264, 394730), (3360, 383452), (3570, 360896), (3808, 338340), (4080, 315784), (4480, 287589), (4760, 270672), (5440, 236838), (5639, 228480), (5712, 225560), (6528, 197365), (6720, 191726), (7140, 180448), (7616, 169170), (8160, 157892), (9520, 135336), (10880, 118419), (11278, 114240), (11424, 112780), (13440, 95863), (14280, 90224), (15232, 84585), (16320, 78946), (16917, 76160), (19040, 67668), (22556, 57120), (22848, 56390), (28195, 45696), (28560, 45112), (32640, 39473), (33834, 38080)]