212054440

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^3\times {\mathrm{19}}^1\times {\mathrm{127}}^1$

素因数の和:196

約数の個数: 128

約数和(自身を含む): 548352000

約数和(自身を除く): 336297560

約数列:

[1, 2, 4, 5, 8, 10, 13, 19, 20, 26, 38, 40, 52, 65, 76, 95, 104, 127, 130, 152, 169, 190, 247, 254, 260, 338, 380, 494, 508, 520, 635, 676, 760, 845, 988, 1016, 1235, 1270, 1352, 1651, 1690, 1976, 2197, 2413, 2470, 2540, 3211, 3302, 3380, 4394, 4826, 4940, 5080, 6422, 6604, 6760, 8255, 8788, 9652, 9880, 10985, 12065, 12844, 13208, 16055, 16510, 17576, 19304, 21463, 21970, 24130, 25688, 31369, 32110, 33020, 41743, 42926, 43940, 48260, 62738, 64220, 66040, 83486, 85852, 87880, 96520, 107315, 125476, 128440, 156845, 166972, 171704, 208715, 214630, 250952, 279019, 313690, 333944, 407797, 417430, 429260, 558038, 627380, 815594, 834860, 858520, 1116076, 1254760, 1395095, 1631188, 1669720, 2038985, 2232152, 2790190, 3262376, 4077970, 5301361, 5580380, 8155940, 10602722, 11160760, 16311880, 21205444, 26506805, 42410888, 53013610, 106027220, 212054440]

約数ペア:

[(1, 212054440), (2, 106027220), (4, 53013610), (5, 42410888), (8, 26506805), (10, 21205444), (13, 16311880), (19, 11160760), (20, 10602722), (26, 8155940), (38, 5580380), (40, 5301361), (52, 4077970), (65, 3262376), (76, 2790190), (95, 2232152), (104, 2038985), (127, 1669720), (130, 1631188), (152, 1395095), (169, 1254760), (190, 1116076), (247, 858520), (254, 834860), (260, 815594), (338, 627380), (380, 558038), (494, 429260), (508, 417430), (520, 407797), (635, 333944), (676, 313690), (760, 279019), (845, 250952), (988, 214630), (1016, 208715), (1235, 171704), (1270, 166972), (1352, 156845), (1651, 128440), (1690, 125476), (1976, 107315), (2197, 96520), (2413, 87880), (2470, 85852), (2540, 83486), (3211, 66040), (3302, 64220), (3380, 62738), (4394, 48260), (4826, 43940), (4940, 42926), (5080, 41743), (6422, 33020), (6604, 32110), (6760, 31369), (8255, 25688), (8788, 24130), (9652, 21970), (9880, 21463), (10985, 19304), (12065, 17576), (12844, 16510), (13208, 16055)]