2489443840

素因数分解:

$2^9\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1$

素因数の和:213

約数の個数: 320

約数和(自身を含む): 7039549440

約数和(自身を除く): 4550105600

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 31, 32, 38, 40, 52, 62, 64, 65, 76, 80, 95, 104, 124, 127, 128, 130, 152, 155, 160, 190, 208, 247, 248, 254, 256, 260, 304, 310, 320, 380, 403, 416, 494, 496, 508, 512, 520, 589, 608, 620, 635, 640, 760, 806, 832, 988, 992, 1016, 1040, 1178, 1216, 1235, 1240, 1270, 1280, 1520, 1612, 1651, 1664, 1976, 1984, 2015, 2032, 2080, 2356, 2413, 2432, 2470, 2480, 2540, 2560, 2945, 3040, 3224, 3302, 3328, 3937, 3952, 3968, 4030, 4064, 4160, 4712, 4826, 4864, 4940, 4960, 5080, 5890, 6080, 6448, 6604, 6656, 7657, 7874, 7904, 7936, 8060, 8128, 8255, 8320, 9424, 9652, 9728, 9880, 9920, 10160, 11780, 12065, 12160, 12896, 13208, 15314, 15748, 15808, 15872, 16120, 16256, 16510, 16640, 18848, 19304, 19685, 19760, 19840, 20320, 23560, 24130, 24320, 25792, 26416, 30628, 31369, 31496, 31616, 32240, 32512, 33020, 33280, 37696, 38285, 38608, 39370, 39520, 39680, 40640, 47120, 48260, 48640, 51181, 51584, 52832, 61256, 62738, 62992, 63232, 64480, 65024, 66040, 74803, 75392, 76570, 77216, 78740, 79040, 79360, 81280, 94240, 96520, 102362, 103168, 105664, 122512, 125476, 125984, 126464, 128960, 132080, 149606, 150784, 153140, 154432, 156845, 157480, 158080, 162560, 188480, 193040, 204724, 206336, 211328, 245024, 250952, 251968, 255905, 257920, 264160, 299212, 301568, 306280, 308864, 313690, 314960, 316160, 325120, 374015, 376960, 386080, 409448, 422656, 490048, 501904, 503936, 511810, 515840, 528320, 598424, 612560, 617728, 627380, 629920, 632320, 748030, 753920, 772160, 818896, 845312, 972439, 980096, 1003808, 1007872, 1023620, 1031680, 1056640, 1196848, 1225120, 1235456, 1254760, 1259840, 1496060, 1507840, 1544320, 1637792, 1944878, 1960192, 2007616, 2015744, 2047240, 2113280, 2393696, 2450240, 2509520, 2519680, 2992120, 3088640, 3275584, 3889756, 3920384, 4015232, 4094480, 4226560, 4787392, 4862195, 4900480, 5019040, 5039360, 5984240, 6177280, 6551168, 7779512, 8030464, 8188960, 9574784, 9724390, 9800960, 10038080, 10078720, 11968480, 13102336, 15559024, 16060928, 16377920, 19149568, 19448780, 19601920, 20076160, 23936960, 26204672, 31118048, 32755840, 38299136, 38897560, 40152320, 47873920, 62236096, 65511680, 77795120, 80304640, 95747840, 124472192, 131023360, 155590240, 191495680, 248944384, 311180480, 497888768, 622360960, 1244721920, 2489443840]

約数ペア:

[(1, 2489443840), (2, 1244721920), (4, 622360960), (5, 497888768), (8, 311180480), (10, 248944384), (13, 191495680), (16, 155590240), (19, 131023360), (20, 124472192), (26, 95747840), (31, 80304640), (32, 77795120), (38, 65511680), (40, 62236096), (52, 47873920), (62, 40152320), (64, 38897560), (65, 38299136), (76, 32755840), (80, 31118048), (95, 26204672), (104, 23936960), (124, 20076160), (127, 19601920), (128, 19448780), (130, 19149568), (152, 16377920), (155, 16060928), (160, 15559024), (190, 13102336), (208, 11968480), (247, 10078720), (248, 10038080), (254, 9800960), (256, 9724390), (260, 9574784), (304, 8188960), (310, 8030464), (320, 7779512), (380, 6551168), (403, 6177280), (416, 5984240), (494, 5039360), (496, 5019040), (508, 4900480), (512, 4862195), (520, 4787392), (589, 4226560), (608, 4094480), (620, 4015232), (635, 3920384), (640, 3889756), (760, 3275584), (806, 3088640), (832, 2992120), (988, 2519680), (992, 2509520), (1016, 2450240), (1040, 2393696), (1178, 2113280), (1216, 2047240), (1235, 2015744), (1240, 2007616), (1270, 1960192), (1280, 1944878), (1520, 1637792), (1612, 1544320), (1651, 1507840), (1664, 1496060), (1976, 1259840), (1984, 1254760), (2015, 1235456), (2032, 1225120), (2080, 1196848), (2356, 1056640), (2413, 1031680), (2432, 1023620), (2470, 1007872), (2480, 1003808), (2540, 980096), (2560, 972439), (2945, 845312), (3040, 818896), (3224, 772160), (3302, 753920), (3328, 748030), (3937, 632320), (3952, 629920), (3968, 627380), (4030, 617728), (4064, 612560), (4160, 598424), (4712, 528320), (4826, 515840), (4864, 511810), (4940, 503936), (4960, 501904), (5080, 490048), (5890, 422656), (6080, 409448), (6448, 386080), (6604, 376960), (6656, 374015), (7657, 325120), (7874, 316160), (7904, 314960), (7936, 313690), (8060, 308864), (8128, 306280), (8255, 301568), (8320, 299212), (9424, 264160), (9652, 257920), (9728, 255905), (9880, 251968), (9920, 250952), (10160, 245024), (11780, 211328), (12065, 206336), (12160, 204724), (12896, 193040), (13208, 188480), (15314, 162560), (15748, 158080), (15808, 157480), (15872, 156845), (16120, 154432), (16256, 153140), (16510, 150784), (16640, 149606), (18848, 132080), (19304, 128960), (19685, 126464), (19760, 125984), (19840, 125476), (20320, 122512), (23560, 105664), (24130, 103168), (24320, 102362), (25792, 96520), (26416, 94240), (30628, 81280), (31369, 79360), (31496, 79040), (31616, 78740), (32240, 77216), (32512, 76570), (33020, 75392), (33280, 74803), (37696, 66040), (38285, 65024), (38608, 64480), (39370, 63232), (39520, 62992), (39680, 62738), (40640, 61256), (47120, 52832), (48260, 51584), (48640, 51181)]