260990080

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{127}}^1$

素因数の和:191

約数の個数: 192

約数和(自身を含む): 716774400

約数和(自身を除く): 455784320

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 32, 38, 40, 52, 64, 65, 76, 80, 95, 104, 127, 128, 130, 152, 160, 169, 190, 208, 247, 254, 260, 304, 320, 338, 380, 416, 494, 508, 520, 608, 635, 640, 676, 760, 832, 845, 988, 1016, 1040, 1216, 1235, 1270, 1352, 1520, 1651, 1664, 1690, 1976, 2032, 2080, 2413, 2432, 2470, 2540, 2704, 3040, 3211, 3302, 3380, 3952, 4064, 4160, 4826, 4940, 5080, 5408, 6080, 6422, 6604, 6760, 7904, 8128, 8255, 8320, 9652, 9880, 10160, 10816, 12065, 12160, 12844, 13208, 13520, 15808, 16055, 16256, 16510, 19304, 19760, 20320, 21463, 21632, 24130, 25688, 26416, 27040, 31369, 31616, 32110, 33020, 38608, 39520, 40640, 42926, 48260, 51376, 52832, 54080, 62738, 64220, 66040, 77216, 79040, 81280, 85852, 96520, 102752, 105664, 107315, 108160, 125476, 128440, 132080, 154432, 156845, 158080, 171704, 193040, 205504, 211328, 214630, 250952, 256880, 264160, 308864, 313690, 343408, 386080, 407797, 411008, 429260, 501904, 513760, 528320, 627380, 686816, 772160, 815594, 858520, 1003808, 1027520, 1056640, 1254760, 1373632, 1544320, 1631188, 1717040, 2007616, 2038985, 2055040, 2509520, 2747264, 3262376, 3434080, 4015232, 4077970, 5019040, 6524752, 6868160, 8155940, 10038080, 13049504, 13736320, 16311880, 20076160, 26099008, 32623760, 52198016, 65247520, 130495040, 260990080]

約数ペア:

[(1, 260990080), (2, 130495040), (4, 65247520), (5, 52198016), (8, 32623760), (10, 26099008), (13, 20076160), (16, 16311880), (19, 13736320), (20, 13049504), (26, 10038080), (32, 8155940), (38, 6868160), (40, 6524752), (52, 5019040), (64, 4077970), (65, 4015232), (76, 3434080), (80, 3262376), (95, 2747264), (104, 2509520), (127, 2055040), (128, 2038985), (130, 2007616), (152, 1717040), (160, 1631188), (169, 1544320), (190, 1373632), (208, 1254760), (247, 1056640), (254, 1027520), (260, 1003808), (304, 858520), (320, 815594), (338, 772160), (380, 686816), (416, 627380), (494, 528320), (508, 513760), (520, 501904), (608, 429260), (635, 411008), (640, 407797), (676, 386080), (760, 343408), (832, 313690), (845, 308864), (988, 264160), (1016, 256880), (1040, 250952), (1216, 214630), (1235, 211328), (1270, 205504), (1352, 193040), (1520, 171704), (1651, 158080), (1664, 156845), (1690, 154432), (1976, 132080), (2032, 128440), (2080, 125476), (2413, 108160), (2432, 107315), (2470, 105664), (2540, 102752), (2704, 96520), (3040, 85852), (3211, 81280), (3302, 79040), (3380, 77216), (3952, 66040), (4064, 64220), (4160, 62738), (4826, 54080), (4940, 52832), (5080, 51376), (5408, 48260), (6080, 42926), (6422, 40640), (6604, 39520), (6760, 38608), (7904, 33020), (8128, 32110), (8255, 31616), (8320, 31369), (9652, 27040), (9880, 26416), (10160, 25688), (10816, 24130), (12065, 21632), (12160, 21463), (12844, 20320), (13208, 19760), (13520, 19304), (15808, 16510), (16055, 16256)]